Rolls-Royce Archives

Rolls-Royce Experimental Archives: Box ExFiles\Box 148\4\        Box Selection

IdentifierEntry
scan0001 Confirmation of a phone message about propeller shaft whirl, proposing to shorten the universal joint distance to solve vibration issues.
View original record CONFIRMATION OF PHONE MESSAGE. X484 HS. ) FROM R. E. R1/M24.8.32. C. to SG. WOR. DA. BY. PN. I am satisfied that as propeller shafts whirl about 30% below our calculated speeds, that there is no…

scan0002 Whirling speed of propeller shafts and a potential reason for calculation failures.
View original record DA. FROM R. X484 R2/M.24.8.32. C. to SG. WOR. HS. BY. E. PN. Regarding the whirling speed of propeller shafts, your conception of this phenomenon seems better than most of us, and there is little…

scan0003 Confirmation of a telegram regarding permanent designs for a propeller shaft.
View original record CONFIRMATION OF TELEGRAM. X484 Copy to WOR. HS. BY. E. WW. 25.8.32. ROYCAR DERBY. WORMALD - HIVES - BAILEY - ELLIOTT - WE ARE MAKING PERMANENT DESIGNS FOR.PEREGRINE LIKE LANCIA AND BENSPORTWITH…

scan0004 Whirling of propeller shafts and the formula used for its calculation.
View original record X 434 E. FROM DA. DA1/M15.8.32. Copy to HS. WHIRLING OF PROPELLER SHAFTS. With reference to our conversation over the telephone, we have not yet had an opportunity of discussing this point with R.,…

scan0005 Unexpected propeller shaft thrust and potential engineering solutions.
View original record XU8H HS. E. } FROM R. R5/1D4.9.32. BY. DA. } C. to SG. WOR. PROPELLER SHAFT THRUST. We were always alive to the fact that there was a propeller shaft thrust, but never assumed it to be destructively…

scan0006 Tests on binding propeller shaft splines, discussing failures and proposing solutions.
View original record 8484 RHC. from Hs/Rn. Hs/Rn. 4/KT. 20.9.32. BINDING OF PROPELLER SHAFT SPLINES. We have been carrying out some tests at R's request, on the binding of the propeller shaft splines. The figures have…

scan0007 Propeller shaft thrust and whirling speed, detailing test results and future plans.
View original record X4.84. R. From Hs/Gry. c. SS. Wor. c. E. Da. c. Ey. Hdy. Hs/Gry. 9/KT. 26. 9. 32. PROPELLER SHAFT THRUST. WHIRLING SPEED. R.S/M.14.9.32. We do not think that the propeller shaft thrust due to the…

scan0008 Propeller shaft thrust tests and material considerations.
View original record X484 DA. from Hs/Rn. Hs/Rn.11/KT. 26.9.32. PROPELLER SHAFT THRUST. With reference to R5/M14.9.32. We have been confirming our tests on a standard propeller shaft and find that a good average is 300…

scan0009 Material variation in propeller shaft tubes received from a supplier and a request for testing.
View original record X484 RHC c.Hs. BY/EM6/J.6.10.32. Propeller Shafts - G.100781A. We attach hereto a copy of a letter we have received from Messrs. Tubes Limited, with respect to the above propeller shafts from which…

scan0010 Results of tests on hardened and white metal propeller shaft splines for the Peregrine engine.
View original record Y484. R. from Hs/Rn. c.c. Sg. Wor. c.c. E. By. c.c. Da. Hdy. Hs/Rn.14/KT. 24.10.32. END THRUST OF PROPELLER SHAFT. X4027. We have carried out tests on hardened splines and white metal splines on…

scan0011 Graph plotting sliding effort against torque for a Peregrine propeller shaft with hardened splines.
View original record HS 738 PEREGRINE PROP: SHAFT 8-10-32 RR.SCH.168/9. SHORT TYPE. HARDENED SPLINES. SLIDING EFFORT - LB. 600 400 200 50 100 150 200 TORQUE LB FT. KB

scan0012 Graph of sliding effort versus torque for a Peregrine propeller shaft with white-metalled splines.
View original record PEREGRINE PROP. SHAFT WHITE-METALLED SPLINES RR.SCH. 168/9 SHORT TYPE SLIDING EFFORT - LB. TORQUE LB. FT. 600 400 200 50 100 150 200 250 HS 739 18-10-32

scan0013 Balancing propeller shafts to eliminate vibration, detailing tests and the effectiveness of a Trebel machine.
View original record 8484. Wor. From Hs/Cry. c. to By. c. to E. c. to Hy. c. to Sft. X485 BALANCING OF PROPELLER SHAFTS We had found that with the new type of transmission on Peregrine in which the front end of the…

scan0014 Continuation of a document discussing methods for balancing propeller shafts and other components using a Trebel machine.
View original record -3- Hs/Gry.2/WA.3.11.32. Cont'd. It is suitable for propeller shafts up to 6' long and will balance both crankshafts and flywheels with equal ease. The test piece with which the machine is…

scan0015 The results of tests on propeller shaft splines sheaving.
View original record 484 A. From Hs/Rn. C.C. WG. WF. C.C. E. Hy. C.C. Dd. Ndy. Hs/Rn.2/MA. 23.11.32. PROPELLER SHAFT SPLINES. YW37 We have now completed tests on propeller shaft splines sheving that we cannot get very…

scan0016 Graph plotting sliding effort versus torque for various types of Peregrine propeller shaft splines.
View original record PEREGRINE PROPELLOR SHAFT SPLINES ALL TESTS TAKEN ON SHORT TYPE TUBES - R.R.S. 168 SLIDING EFFORT - LB TORQUE LB. FT. STANDARD S/N SPLINES HARDENED S/N S/ZN WHITE - METALLED

scan0017 Work in progress report discussing methods to reduce friction in a sliding joint on a propeller shaft.
View original record EXTRACT FROM: 8484. R. FROM DA. DAL/M.6.12.32. WORK IN PROGRESS - 6.12.32. SLIDING JOINT ON PROPELLER SHAFT. We have looked into the question of a sliding joint with reduced friction. R. suggested…

scan0018 Suggestion for a roller bearing sliding joint on the propeller shaft, designed for the Peregrine car.
View original record X484 BY. FROM DA. DA2/M28.1.33. C. to SG. WOR. HS. E. PROPELLER SHAFTS. X.484 X.4027. Herewith is N. scheme 3647 shewing a suggestion for a roller bearing sliding joint on the propeller shaft which…

scan0019 Letter requesting a suitable propeller shaft for a Bentley car and detailing issues with the existing component.
View original record X484 Hs/Rm.11/KT. April 26th 1933. Benjamin Whittaker Esq, Victoria House, Southampton Row, London. W.C.1. Dear Sir, We are sending you an arrangement drawing of the propeller shaft fitted to our…

scan0020 Letter from a supplier requesting further data to determine the most suitable size of Mechanics Universal Joints.
View original record X4553 NEW YORK: 114/118 LIBERTY STREET PARIS: 38 RUE TORCY 18EME BRUSSELS: 115 AVE. ADOLPHE BUYL IXELLES TELEPHONE - HOLBORN 6024 TELEGRAPHIC ADDRESS. "UBENWHIT WESTCENT LONDON" CABLE ADDRESS.…

scan0021 Letter responding to a request for data sheets regarding universal joints.
View original record X4553 Hs/Gry.14/KT. Your ref. RB/MWD. May 8th 1933. Messrs Benjamin Whittaker Ltd, Victoria House, Southampton Row, London. W.C.1. Dear Sirs, We thank you for your data sheets re. universal joints,…

scan0022 Completed data sheet for universal joints from the Mechanics Universal Joint Company.
View original record MECHANICS UNIVERSAL JOINT COMPANY ROCKFORD, ILLINOIS DATA FOR UNIVERSAL JOINTS K - DIA. OF BOLTS L - NO. OF BOLTS - Propeller Shaft - H - MAX. ADVISABLE SLIP MODEL No. OF JOINT, A, B, C, D, E, F, G,…

scan0023 Letter from Benjamin Whittaker Ltd. regarding the appropriate size of a Mechanics Universal Joint for a Bentley car.
View original record X484 NEW YORK: 114/118 LIBERTY STREET PARIS: 38 RUE TORCY 18EME BRUSSELS: 115 AVE. ADOLPHE BUYL, IXELLES TELEPHONE-HOLBORN 6024 TELEGRAPHIC ADDRESS: 'UBENWHIT WESTCENT LONDON' CABLE ADDRESS: 'UBENWHIT…

scan0024 Adoption of universal joints with needle bearings from Hardy Spicer.
View original record x+84. To Hs. from E. c. Wor. By. GORY re Universal Joints with Needle Bearings. A recent development with regard to transmission systems as we are aware is the introduction of needle roller bearings,…

scan0025 Drawing of a tubular shaft assembly with associated joints and dimensions.
View original record K3-2-119 K3-1-39 SB-47Y K3-2-18 K3-5-38 K3-3-38 3-1-39 K3-16-43 3-15-33 TUBULAR SHAFT ASSEMBLY K3-62-216-GB112- PART N° K3-42 -GB11 K3-26-27 4 - 7/16 DIA BOLT HOLES 1.875 R 1.874 2.250" PILOT DIA x…

scan0026 Specifications for the Bensport propeller shaft.
View original record X 484 To E. from Hs/Gry. Hs/Gry.1/KT.27.5.33. BENSPORT PROPELLER SHAFT. Herewith particulars we sent to the Mechanics Universal Joint Co. - Engine torque 178 lbs.ft. 1st Gear ratio 2.75 Axle ratio 4.1…

scan0027 Urgent memo concerning an incorrectly sized propeller shaft received from a supplier, Hardy Spicer.
View original record To G/Mt. from Hs/Rn. XJ84 c. to D/BP. c. to Roy. Hs/Rn.13/KT.3.7.33. Messrs Hardy Spicer have sent us a propeller shaft in which they have made a mistake in the length. Will you please return the…

scan0028 Mistake made on the length of a Hardy Spicer propeller shaft for a Bentley.
View original record To Hs/Rm. from E. re Hardy Spicer Propeller Shaft and Joints for Bentley. Confirming telephone conversation of this afternoon, please note a mistake has been made on the length of the drive for the…

scan0029 Letter from Benjamin Whittaker Ltd. submitting a print of a proposed shaft with new roller-bearing joints.
View original record NEW YORK: 114/118 LIBERTY STREET PARIS: 38 RUE TORCY 18EME BRUSSELS: 115 AVE. ADOLPHE BUYL IXELLES TELEPHONE - HOLBORN 6024 TELEGRAPHIC ADDRESS "UBENWHIT WESTCENT LONDON" CABLE ADDRESS "UBENWHIT…

scan0030 Letter to Benjamin Whittaker Ltd. requesting another print of a drawing for a proposed propeller shaft.
View original record X484 Experimental Dept. He/Gry.7/KT. Sept 27th 1933. Benjamin Whittaker Ltd., Victoria House, Southampton Row, London. W.C.1. Dear Sirs, We thank you for your letter of the 26th inst, ref. EJS/CP. We…

scan0031 Letter from Benjamin Whittaker Ltd. regarding Mechanics Roller Bearing Universal Joints, drawings, and pricing.
View original record NEW YORK: 114/118 LIBERTY STREET PARIS: 38 RUE TORCY 18EME BRUSSELS: 115 AVE. ADOLPHE BUYL IXELLES TELEPHONE - HOLBORN 6024 TELEGRAPHIC ADDRESS "UBENWHIT WESTCENT LONDON" CABLE ADDRESS "UBENWHIT…

scan0032 Blueprint for a #3 C. Double Universal Joint Assembly, proposed for a Bentley Sports car.
View original record 1 3/16 - 10 SPLINE 1 1/4 - 10 SPLINE 3/4 SLIP #14 B.W.G. (.083) 1 3/16 - 16 SPLINE 46 17/32 52 29/32 55 1/2 FULLY COMPRESSED 20' MAX. ANGULARITY B. WHITTAKER LTD. For ROLLS-ROYCE LTD PROPOSED FOR…

scan0033 Letter to Benjamin Whittaker Ltd. regarding a propeller shaft design for a Bentley chassis, questioning the swaged ends.
View original record X 480 Experimental Dept. Hs/Gry.12/KT. Sept 29th 1933. Benjamin Whittaker Ltd., Victoria House, Southampton Row, London. W.C.1. Dear Sirs, We thank you for your letter ref. EJS/MWD. of the 28th inst.…

scan0034 Letter from Benjamin Whittaker Ltd. discussing the design and manufacture of universal joints with swaged tubing.
View original record X484 NEW YORK: 114/118 LIBERTY STREET PARIS: 38 RUE TORCY 18EME BRUSSELS: 115 AVE. ADOLPHE BUYL IXELLES TELEPHONE - HOLBORN 6024 Benjamin Whittaker Ltd. + MANUFACTURERS' REPRESENTATIVES + VICTORIA…

scan0035 Continuation page of a letter from Benjamin Whittaker, Ltd.
View original record BENJAMIN WHITTAKER, LTD. CONTINUATION. 2 Messrs. Rolls-Royce Ltd., Derby. Trusting this clears the matter up, and assuring you of our best attention at all times, we are, Yours faithfully, BENJAMIN…

scan0036 Letter from the Experimental Dept. to Benjamin Whittaker Ltd. regarding tests on parallel tube propeller shafts.
View original record X64 Experimental Dept. Hs/Rm.3/KT. Oct 6th 1933. Benjamin Whittaker Ltd., Victoria House, Southampton Row, London. W.C.1. Dear Sirs, We thank you for your letter ref. RB/MWD of Oct 3rd. We are at…

scan0037 Features and benefits of the Layrub Flexible Propeller Shaft Coupling.
View original record X484 GRY Should like to see detail drawing of this R-R To E. from Da. Da.2/HP.28.9.34. c. Hs. Layrub Flexible Propeller Shaft Coupling. Mr Oldfield, the Sales Manager of the Laycock Engineering Co.…

scan0038 Design proposal to eliminate certain transmission and clutch components.
View original record - 2 - Da.2/HP.28.9.34. ----------- eliminate the transmission damper flywheels, the flexible clutch, and the sliding splines, as well as the lubricated roller bearing joints, it looks as though it…

scan0039 Technical memo discussing the design, fitting, and adjustment of a propeller shaft with a Layrub joint.
View original record L484 Rm Gry To BY. from HDY. HDY.2/HP.15.11.34. c. Wor. E. Hs. Da. RMC. Propeller Shaft with Layrub Joint. N. Sch.4262 herewith shows a shaft with a Layrub joint at the front end and our standard…

scan0040 Supply, manufacture, and testing of a Layrub joint and propeller shaft by Laycock Engineering Co.
View original record - sheet 2 - by us except the Layrub joint ring and propeller shaft tube which Messrs. Laycock Engineering Co. Sheffield. will provide. They will also build up the shaft, i.e. do the welding and…

scan0041 Assembly clearance for a Bentley propeller shaft with a Layrub joint.
View original record X484 To EY. from HDY. c.c. Mr. Hs. FHC. HDY.4/HP.15.11.34. Propeller Shaft with Layrub Joint. Bentley. We should have remarked in our Hdy.2/HP.15.11.34, that as the gearbox has rubber mounting there…

scan0042 Requesting data and figures for the Hamilton Propeller Blade to finalize the hub design.
View original record x484 To RHC. from E. c. Hs/Rm. E.7/HP.7.2.35. re Hamilton Propeller Blade. We should be glad to have the data in connection with the Hamilton Propeller Blade as soon as you can conveniently give us…

scan0043 Modified Hardy Spicer propellor shaft and a request for comparative prices.
View original record X1262 To Roy. Hs/Rm.4/KW.18.11.35. We recently had the Hardy Spicer propellor Shaft modified. It is now running 15,000 miles in France. We asked you to obtain comparative prices for this propellor…

scan0044 New rubber mountings for petrol pumps on the 25-30 and Phantom III models to reduce noise.
View original record File x1263 Bwng DY. C. RLG.Hs/Rm.-De. E/JNR.1/HP.21.2.36. Rubber Mounted Petrol Pump for 25-30 and Phantom III. reference HS/Bwg.6/JH.31.12.35. We send you herewith :- LeC.4990 showing a rubber…

scan0045 Letter from Benjamin Whittaker Ltd. proposing options for supplying propeller shaft components for an experimental chassis.
View original record NEW YORK: 114/118 LIBERTY STREET PARIS: 8 RUE DU COLONEL RENARD, 17EME. BRUSSELS: 115 AVE. ADOLPHE BUYL, IXELLES TELEPHONE-HOLBORN 6024 TELEGRAPHIC ADDRESS: "UBENWHIT WESTCENT LONDON" CABLE ADDRESS:…

scan0046 Blueprint of a Type No 4 C. 'Mechanics' Universal Propeller Shaft.
View original record Overall Length, 7 9/16", 4 3/4", 1 1/4", 37/64", 2" Slip, 2 1/2" dia., 2 13/32", 23/32", Maximum Angle of Deflection = 20° (at each joint), Fully Compressed, Face to Face of Bearings, TYPE No 4 C.,…

scan0047 Letter to Benjamin Whittaker Ltd. regarding the supply and dynamic balancing of propeller shafts.
View original record X1262 Rm/Gry4/R. 4th November, 1936. Messrs. Benjamin Whittaker Ltd., Victoria House, Southampton Row, LONDON. W.C.1. Dear Sirs, Your Reference EJS/MWD. Thank you for your letter of the 3rd. We note…

scan0048 Sourcing of electrically welded carbon steel tubes from Tube Products Ltd for propeller shafts.
View original record 1262. File To Hs/Rm from ROY c. to E. c. to HY. Tube Products Ltd, of Oldbury, have developed the manufacture of electrically welded Tubes in Carbon Steel to a fine art, and are now making many…

scan0049 Manufacturing methods for chassis propeller shafts, comparing butt welded tubes to drawn tubes.
View original record CHASSIS PROPELLER SHAFTS. Referring to RHC.8/MJ.11.12.36, I have been pressing the advantages of manufacturing the propeller shaft from welded tube for the last six or seven years. I have even gone so…

scan0050 Manufacturing methods for chassis propeller shafts using welded tubes.
View original record 1262. Hs. RHC. RM. C. E. BY.2/G.14.12.36. CHASSIS PROPELLER SHAFTS. --------------------- Referring to RHC.8/MJ.11.12.36. I have been pressing the advantages of manufacturing the propeller shaft from…

scan0051 Comparing the propeller shaft designs of the Wraith, Bentley, and Phantom III models.
View original record 12 6 & B2 from HPS. c. to Rm. GRY HPS.1/CB.17.12.36. PROPELLER SHAFTS. On comparing drawings of the Wraith and Bentley details with those of the latest Phantom III shaft, N.Sch.4928, it is rather…

scan0052 Modification to the Hardy Spicer type propeller shaft for the Phantom III, Wraith, and Bentley models.
View original record 1262 BY, c. E. Da. Fm. HPS. E/HDY.2/HP.27.1.37. Propeller Shaft - Phantom III, Wraith, and Bentley. We send herewith N.Sch.5019 showing a modification to the forks of the Hardy Spicer type propeller…

scan0053 Directive to continue with the original weldless tube propeller shaft due to failures with the experimental welded tube.
View original record Handwritten: GRY - To what car does BY refer. We have had two 15000 miles tests on Bentley Rm Handwritten: 1262. Typed: ROYCE Typed: c. Rm. Typed: CHASSIS - PROPELLER SHAFT. Typed: In view of the fact…

scan0054 Examination and report on the microstructure and strength of a welded propeller shaft.
View original record Rm/Gryls. 1262 BY.6/G.24.2.37. PROPELLER SHAFTS. I have had an opportunity of examining the micro structure of the welded propeller shaft, and also its composition, and I am satisfied personally that…

scan0055 Standardising the Hardy Spicer propeller shaft instead of experimenting with a welded swaged tube.
View original record By. from Rm/Gry. c. to Hs. 1262 Rm/Gry5/R.25.2.37. PROPELLER SHAFTS. We are hoping to standardise very shortly the Hardy Spicer Propeller Shaft, which has a parallel welded tube construction. In view…

scan0056 Request to Hardy, Spicer & Co. for a shorter propeller shaft for testing purposes.
View original record Rm/Gry10/R. 24th May, 1937. Messrs. Hardy, Spicer & Co.,Ltd., Witton, BIRMINGHAM. For the attention of Mr. Daniel. Dear Sirs, Sometime ago you supplied us with a Propeller Shaft to our drawing N.…

scan0057 Letter from Hardy Spicer & Co. Limited confirming they are proceeding with a new Propeller Shaft and enclosing an official acknowledgment.
View original record ALL COMMUNICATIONS TO BE ADDRESSED TO THE COMPANY. 1262 Telegrams & Cables: "AUTOJOINTS, BIRMINGHAM" Code: BENTLEY'S PHRAZE. Telephone BIRCHFIELDS 4504/9 (6 LINES). Hardy Spicer & Co. Limited.…

scan0058 Acknowledgment of order from Hardy Spicer & Co. Limited for one set of parts.
View original record ACKNOWLEDGMENT OF ORDER TELEPHONE: BIRCHFIELDS 4504/9 (6 LINES) TELEGRAMS: AUTOJOINTS, BIRMINGHAM FROM HARDY SPICER & CO. LIMITED BIRCH ROAD, WITTON BIRMINGHAM, 6 THE SOCIETY OF MOTOR MANUFACTURERS &…

scan0059 Cost-reduction modification to the propeller shaft damper for the 25/30 and Bentley models.
View original record Handwritten (top): GRY What about our damper with a rubber centre, the whole in C.I Rm 1262 Typed (distribution list): By. Copy to RHC. Rm. HPS. RHC/EG. G/Rb. Typed (main): E/PSN.2/M.31.5.37.…

scan0060 Damper issues proposing an alternative bonded friction material instead of phosphor bronze.
View original record -2- E/PSN.2/M.31.5.37. We also understand that a certain amount of trouble is experienced in service with these dampers due to variations in friction torque, and a possible solution is the use of a…

scan0061 Requesting a confirmatory order for a propeller shaft with a modified length from Hardy Spicer Ltd.
View original record To Roy. from Rm/gry. c. to G/JWH. 1262 Rm/Gry.6/AP.29.5.37 Will you please send a confirmatory order to Hardy Spicer Ltd., for a propeller shaft to our drawing N.Sch.5029, but 3/8" short in overall…

scan0062 Letter to Hardy Spicer & Co. Ltd. regarding balance and noise issues with propeller shafts supplied for testing.
View original record 1262 Rm/Gry3/R. 3rd August, 1937. Messrs. Hardy Spicer & Co.,Ltd., Birch Road, Witton, BIRMINGHAM. 6. For the attention of Mr. Daniel. Dear Sirs, There are two points we should like to raise in…

scan0063 Letter from Hardy Spicer & Co. regarding the balancing of shafts, fitting lubricators, and joint types.
View original record ALL COMMUNICATIONS TO BE ADDRESSED TO THE COMPANY. Telegrams & Cables: "AUTOJOINTS, BIRMINGHAM." Code: BENTLEY'S PHRAZE. Telephone: BIRCHFIELDS 4504/9 (6 LINES). Hardy Spicer & Co. Limited. Registered…

scan0064 Letter to Messrs. Hardy Spicer & Co. Ltd. regarding a replacement propellor shaft.
View original record 1262 Rm/Wym.8/JH. 10th August, 1937. Messrs. Hardy Spicer & Co.Ltd., Birch Road, Witton, Birmingham. Dear Sirs, In reply to your letter of the 9th inst. ref. JAD.MW. will you please note that we are…

scan0065 Supply and balancing of propeller shafts from Hardy Spicer, specifically concerning the fitting of grease nipples.
View original record 1262 To By. c. to Roy. Rm/Gry.15/JH.16.8.37. Propellor shafts bought complete from Hardy Spicer. We enquired from Hardy Spicer's why the experimental shafts they supplied did not have grease nipples…

scan0066 The supply of Hardy-Spicer grease nipples for propeller shafts.
View original record Do. DX/Mtm. c. Rm/Gry. 1262 BY/TWD5/E.19.8.37. PHANTOM III. 25/30-HP. WRAITH III. & BENTLEY CHASSIS. PROPELLER SHAFT & UNIVERSAL JOINT. SECTION 6110. RE. HARDY-SPICER GREASE NIPPLES. Will you kindly…

scan0067 The supply of Propeller Shaft Dampers for Bentley and 25/30 HP chassis.
View original record Sg/Hs - from RHC/Spn. c. C. c. HY c. Rm. c. Hd. c. RHC. 1262 GRY RHC/Spn.1/FH.1.9.37. PROPELLER SHAFT DAMPERS. In connection with the above modification we have now supplied a total of 550 required to…

scan0068 Non-standard Hardy Spicer propeller shaft coupling nuts on Wraith III and Bentley models.
View original record To By. from HPS/RH. c. to Rm. c. to Da. c. to HPS. GRY 262 HPS/RH.2/CB.2.9.37. HARDY SPICER PROP. SHAFTS. Wraith III - GW.1673. Bentley - GB.2683. The eight .375 dia. nuts for coupling flange bolts as…

scan0069 Revised method for joining the universal joint to the propeller shaft after a failure.
View original record 3/8 x 22 x 2 11 1/2 P 1262 RHS. c.c. BY/Ch.M. c.c. Rm. GRy BY./G/11.3.38. RE: JOINING UNIVERSAL JOINT TO PROPELLER SHAFT. Referring to the propellershaft, which came adrift, being the second of this…

scan0070 Letter to Hardy Spicer & Co. Ltd. enquiring about the guarantee for their propeller shafts.
View original record 1262 Experimental Dept. Rm/Gry.4/MH. 24th. May 1938. Mr.J.A.Daniell, Messrs. Hardy Spicer & Co. Ltd., Birch Road, Witton, BIRMINGHAM, 6. Dear Mr.Daniell, I have been asked to write you about the…

scan0071 Letter from Hardy Spicer & Co. Ltd. discussing guarantee periods and enclosing a quotation form.
View original record 1262 MANUFACTURERS OF HARDY SPICER UNIVERSAL JOINTS & PROPELLER SHAFTS. MANUFACTURERS OF GENUINE HARDY FLEXIBLE COUPLINGS. MANUFACTURERS OF BRITISH BOUND BROOK OIL-LESS BEARINGS. MANUFACTURERS OF…

scan0072 Blank quotation letterhead from Hardy Spicer & Co. Ltd for supplying parts.
View original record QUOTATION TELEPHONE : EAST 1231/2/3 TELEGRAMS : AUTOJOINTS, BIRMINGHAM. HARDY SPICER & CO. LTD. BIRCH ROAD, WITTON BIRMINGHAM Logo: THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS…

scan0073 Guarantee for Hardy Spicer propellor shafts.
View original record 1262. or 337 To RHC. from Rm/Gry. c. Roy. c. By. c. Da. Rm/Gry.8/MH.30.5.38. HARDY SPICER PROPELLOR SHAFTS. As agreed at the last Chassis Conference we approached Hardy Spicer on the question of…

scan0074 Letter to J.A. Daniell of Messrs. Hardy, Spicer & Co., Ltd. regarding the acceptance of a one-year guarantee.
View original record 1262 Rm/Gry7/R. 31st May, 1938. J.A. Daniell, Esq., Messrs. Hardy, Spicer & Co.,Ltd., Witton, BIRMINGHAM. Dear Mr. Daniell, Many thanks for your letter of May 26th. We have discussed this question of…

scan0075 Letter to Hardy Spicer & Co. Ltd. regarding a propeller shaft failure during a dynamometer test.
View original record 1262 Rm/Gry.11/MH. Experimental Dept. 5th. July 1938. J.A.Daniell, Esq., Messrs. Hardy Spicer & Co. Ltd., Witton, BIRMINGHAM. Dear Mr.Daniell, We are sending to you a propellor shaft which has failed…

scan0076 Requesting a broken propeller shaft be forwarded to the Hardy Spicer Co. for examination after failure.
View original record 1262 . To D/RR from HPS/WSC. Hythe. (crossed out) Rm/Gry. HPS/WSC.8/BA.5.7.38. Propeller Shafts. Will you please forward to the Hardy Spicer Co. Birmingham, addressed for the attention of Mr.Daniell,…

scan0077 Letter from Hardy Spicer & Co. Ltd. discussing issues with a shaft following dynamometer tests.
View original record 1262 HARDY SPICER & CO. LIMITED. TELEPHONE: BIRCHFIELDS 4504-9. 6 LINES TELEGRAMS & CABLES: AUTOJOINTS, BIRMINGHAM CODE: BENTLEY'S PHRAZE LONDON OFFICE 54. ST. THOMAS STREET LONDON S.E.1 TELEPHONE HOP…

scan0078 Letter to Hardy Spicer & Co. Ltd. discussing a shaft failure during dynamometer testing due to heat and seizing.
View original record 1262. Rm/Gry.8/MH. 7th. July 1938. J.A.Daniell, Esq., Messrs.Hardy Spicer & Co. Ltd., Birch Road, Witton, BIRMINGHAM, 6. Dear Mr.Daniell, Many thanks for your letter. I am surprised that you are…

scan0079 Letter from Hardy Spicer & Co. Ltd. discussing joint performance in dynamometer tests for different engine types.
View original record 1262. HARDY SPICER & CO. LIMITED. TELEPHONE : BIRCHFIELDS 4504-9. 6 LINES TELEGRAMS & CABLES : AUTOJOINTS, BIRMINGHAM CODE : BENTLEY'S PHRAZE LONDON OFFICE 54-55 THOMAS STREET LONDON. S.E.1 TELEPHONE…

scan0080 Letter to Hardy Spicer & Co. regarding the analysis of a star centre from a joint after a dynamometer test.
View original record 1262 Rm/Gry.12/MH. 14th. September 1938. J.A.Daniell, Esq., Messrs. Hardy Spicer & Co. Ltd., Witton, BIRMINGHAM. Dear Mr.Daniell, We are sending you the star centre of one of the latest type joints…

scan0081 Requesting a Trunnion part be posted to the Hardy Spicer Company.
View original record 1262 To D/BP. from HPS/WSC. c. Hd/PC. [Strikethrough] c. G/Rby [Strikethrough] c. Rm/Gry. < HPS/WSC.2/VS.14.9.38. PROPELLER SHAFTS. Will you please post to the Hardy Spicer Company, Witton,…

scan0082 Letter from Hardy Spicer & Co. Limited acknowledging receipt of a letter and advising of a delay.
View original record 1262 HARDY SPICER & CO., LIMITED. TELEPHONE: BIRCHFIELDS 4504-9 (6 LINES) TELEGRAMS & CABLES: AUTOJOINTS, BIRMINGHAM CODE: BENTLEY'S PHRAZE LONDON OFFICE 52, 53, 54, HIGH HOLBORN, LONDON W.C.1…

scan0083 Letter from Hardy Spicer & Co. Ltd. discussing joint hardness specifications and measurements.
View original record 1262. HARDY SPICER & CO,. LIMITED. TELEPHONE : BIRCHFIELDS 4504-9. 6 LINES TELEGRAMS & CABLES : AUTOJOINTS, BIRMINGHAM CODE : BENTLEY'S PHRAZE LONDON OFFICE. 64. ST THOMAS STREET LONDON - S.E.1…

scan0084 The second page of a typed letter to G. H. Grylls Esq. signed by a Director.
View original record -2- JAD.MW RM.GRY.12/MH 6th October,1938. G. H. Grylls Esq. Rolls-Royce Limited. but having been away so much and the Show being about to commence as well as the normal work to be done, there has not…

scan0085 Letter from Hardy Spicer & Co. providing a layout for a Rubber Mounted Needle Bearing Midship Housing.
View original record 1262. HARDY SPICER & CO. LIMITED. TELEPHONE: BIRCHFIELDS 4504-9. 6 LINES TELEGRAMS & CABLES: AUTOJOINTS BIRMINGHAM CODE: BENTLEY'S PHRASE LONDON OFFICE 54, ST. THOMAS STREET LONDON S.E.1 TELEPHONE:…

scan0086 Suggestion to modify propeller shaft joints on B.111, B.50 and Silver Wraith models.
View original record DI/NO. c. Rm. 1262. DA.9/G.14.10.38. B.111, B.50 and SILVER WRAITH. PROPELLER SHAFT JOINTS. Herewith is FD.278, a suggestion for ensuring that the joints will have a minimum angle of 20° of movement.…

scan0087 Letter from Hardy Spicer & Co. Ltd. discussing journal investigation and radial clearance tolerances.
View original record 1262. HARDY SPICER & CO. LIMITED. TELEPHONE: BIRCHFIELDS 4504-9 (6 LINES) TELEGRAMS & CABLES: AUTOJOINTS, BIRMINGHAM CODE: BENTLEY'S PHRASE LONDON OFFICE 54 ST. THOMAS STREET, LONDON S.E.1 TELEPHONE:…

scan0088 Adoption of the RR universal joint with needle bearings, weighing its benefits against the increased cost.
View original record Rm. ---- UNIVERSAL JOINTS. I hesitate to accept the idea that having failed to give a really good job for the present size of joint, we will be any better off with a larger one with the same ideas…

scan0089 Letter from Hardy Spicer & Co. discussing the case depth of a journal and a proposed new joint design.
View original record 1262 HARDY SPICER & CO. LIMITED. TELEPHONE: BIRCHFIELDS 4504-9. 6 LINES TELEGRAMS & CABLES: AUTOJOINTS, BIRMINGHAM CODE: BENTLEY'S PHRAZE LONDON OFFICE 54, ST. THOMAS STREET LONDON - S.E.1 TELEPHONE:…

scan0090 Letter to Hardy Spicer & Co. Ltd. regarding drawing GCD.1011 for a 1350 type joint for the Wraith chassis, requesting three test shafts.
View original record c. Order Office. O/N.52439. 1262 Rm/Gry.7/MH. 10th. November 1938. J.A.Daniell, Esq., Messrs. Hardy Spicer & Co. Ltd., Witton, BIRMINGHAM. Dear Mr. Daniell, We are sending you herewith our drawing…

scan0091 Letter from Bendix Limited concerning the Weiss constant velocity universal joint.
View original record CABLES & TELEGRAMS: BENDIXCORP, BIRMINGHAM BENDIX LIMITED DIRECTORS: J.A.THOMSON A.B.WARING F.A.STANTON. U.S.A. TYSELEY, BIRMINGHAM TELEPHONE: ACOCKS GREEN 1601-2-3-4 [Handwritten Note] Prop. Shaft…

scan0092 Requesting a hardness check on Hardy Spicer propeller shaft spiders and R.R. Ph.III outer races.
View original record 1262 To H1/EW. From Rm/FJH. Rm/FJH.14/MH.15.11.38. Will you please check the hardness of the 4 Hardy Spicer propellor shaft spiders and the 2 R.R. Ph.III outer races we have handed to you. Rm/FJH.

scan0093 Letter from Hardy Spicer & Co. regarding a proposed change from 1300 to 1350 series splines and a discrepancy in Rockwell hardness tests.
View original record 1262 HARDY SPICER & CO. LIMITED. TELEPHONE BIRCHFIELDS 4504-9. 6 LINES TELEGRAMS & CABLES AUTOJOINTS BIRMINGHAM CODE BENTLEY'S PHRAZE LONDON OFFICE 44-45 THOMAS STREET LONDON S.E.1 TELEPHONE HOP 0703…

scan0094 Letter from Hardy, Spicer & Co. regarding the supply and testing of shafts and joints.
View original record -2- JAD.MW Rm/Gry.7/MH Rolls Royce Limited. 16th November, 1938. Attention of Mr.Grylls. We have in hand three 1350 size shafts which will be despatched within a day or two and we would like your…

scan0095 Letter from the Experimental Department to a supplier requesting a specific propeller shaft slip joint for a Bentley chassis.
View original record 1262 Experimental Dept. Rm/Gry.1/MH. 23rd. November 1938. J.A.Daniell, Esq., Messrs. Hardy Spicer & Co. Ltd., Witton, BIRMINGHAM. Dear Mr. Daniell, I am sending you herewith our drawing GB.3240, of…

scan0096 Letter from Hardy Spicer & Co. Ltd. discussing the specifications and availability of different types of universal joints.
View original record HARDY SPICER & CO. LIMITED. TELEPHONE BIRCHFIELDS 4504-9. 6 LINES TELEGRAMS & CABLES AUTOJOINTS-BIRMINGHAM CODE BENTLEY'S PHRAZE LONDON OFFICE 54 ST THOMAS STREET LONDON S.E.1 TELEPHONE HOP 0703 OUR…

scan0097 Testing and implementing a larger 1350 type joint for the Wraith propellor shaft.
View original record 12624 637 To By. from Rm/Gry. c. RHC. Rm/Gry.6/MH.25.11.38. WRAITH PROPELLOR SHAFT. We have now run the larger 1350 type joint on 25.G.VI and 24.G.VI. No ill effects can be noticed. We suggest this is…

scan0098 Advice note from Hardy Spicer & Co. Ltd. for the dispatch of Spicer Joints and associated parts.
View original record TELEPHONE NOS.: BIRCHFIELDS 4504/9 (6 LINES) TELEGRAPHIC ADDRESS: "AUTOJOINTS, BIRMINGHAM" ADVICE NOTE 1262 HSA54897 Hardy Spicer & Co., Limited. REGISTERED OFFICES Birch Road, WORKS WITTON, Witton,…

scan0099 Letter to J.A. Daniell of Hardy Spicer & Co. regarding the supply and specification of joints.
View original record 1262 Rm/Gry.1/MH. 28th. November 1938. J.A.Daniell, Esq., Messrs. Hardy Spicer & Co. Ltd., Birch Road, Witton, BIRMINGHAM, 6. Dear Mr. Daniell, Thank you for your letter of November 25th. As arranged…

scan0100 Laboratory report on the results of Rockwell hardness tests for propeller shaft spiders and Phantom III outer races.
View original record 1262 M.1748. To Rm/FJH from H1/EJW. Laboratory. H1/EJW. 1/JM. 29.11.38. Hardy Spicer Propeller Shaft Spiders. Your ref. Rm/FJH. 14/MH.15.11.38. Five Hardy Spicer propeller shaft spiders and two R.R.…

scan0101 Letter from Hardy Spicer & Co. Ltd. regarding a joint with a 26-degree angle and an enclosed print.
View original record 1262 HARDY SPICER & CO. LIMITED. TELEPHONE: BIRCHFIELDS 4504-9. 6 LINES TELEGRAMS & CABLES: AUTOJOINTS, BIRMINGHAM CODE: BENTLEY'S PHRAZE LONDON OFFICE 54-55 THOMAS STREET LONDON S.E.1 TELEPHONE HOP…

scan0102 Acknowledgment of order from Hardy Spicer & Co. Limited for a single part with a note about pricing.
View original record S3042 ACKNOWLEDGMENT OF ORDER TELEPHONE: BIRCHFIELDS 4504/9 (6 LINES) FROM TELEGRAMS: AUTOJOINTS, BIRMINGHAM HARDY SPICER & CO. LIMITED BIRCH ROAD, WITTON BIRMINGHAM, 6 OUR REF M.3846 DATE 1. 12. 38.…

scan0103 Letter to Hardy Spicer & Co. Ltd. regarding the replacement of a wide-angle joint with a standard 1550 type joint.
View original record 1262 c. By/CRL. c. HPS/WSC. c. Roy/FS. Rm/Gry.2/MH. 5th. January 1939. Messrs. Hardy Spicer & Co. Ltd., Birch Road, Witton, BIRMINGHAM, 6. For the attention of Mr.T.F.Green. Dear Sirs, returned to…

scan0104 Letter from Hardy Spicer & Co. Ltd. confirming an order modification for a joint layout.
View original record 1262 HARDY SPICER & CO. LIMITED. TELEPHONE : BIRCHFIELDS 4504-9. 6 LINES TELEGRAMS & CABLES : AUTOJOINTS, BIRMINGHAM CODE : BENTLEY'S PHRAZE LONDON OFFICE 54 ST. THOMAS STREET LONDON, S.E.1 TELEPHONE…

scan0105 Inquiry to Hardy Spicer & Co. about servicing the 1350 type propellor shaft on the Wraith chassis.
View original record 1262 EXPERIMENTAL DEPARTMENT. Rm/Gry.2/JH. 18th. January, 1939. J.A. Daniell Esq., Messrs. Hardy Spicer & Co.Ltd., Birch Road, Witton, BIRMINGHAM.6. Dear Mr. Daniell, We have noticed that the 1350…

scan0106 Letter from Hardy Spicer & Co. Ltd. explaining the use of pressings in nipple threads during transit.
View original record 1262 HARDY SPICER & CO. LIMITED. TELEPHONE: BIRCHFIELDS 4504-9. 6 LINES TELEGRAMS & CABLES: AUTOJOINTS BIRMINGHAM CODE: BENTLEY'S PHRAZE LONDON OFFICE 54 ST THOMAS STREET LONDON S.E.1 TELEPHONE HOP…

scan0107 Confirming a telephone order for a propeller shaft from supplier Hardy Spicers.
View original record 1262 To Roy. from Rm/Gry. c. c. G/JWH. Rm/Gry.7/MH.5.4.39. We have ordered by telephone from Hardy Spicers, one propellor shaft, overall length 54 5/8, with a '1300' type joint one end and '1350' the…

scan0108 Telegram received by telephone concerning the arrival of a shaft in Derby.
View original record ROLLS-ROYCE LTD. 1262.? TELEGRAM RECEIVED BY TELEPHONE. Time Received 4-16. Date 13/4/39 To Roycar By RS from B'ham T.2 11wds Attention Gwylls shaft 90071 arriving Derby 6.36 today FROM Autojoints…

scan0109 Telegram confirming the arrival details for shaft 90071 in Derby.
View original record POST OFFICE TELEGRAM Charges to pay s. d. RECEIVED No. 286 OFFICE STAMP: DERBY 13 APR 34 PM 4 09 Prefix. 77 Time handed in. Office of Origin and Service Instructions. Words. 11 From BM A 377 4.2…

scan0110 Letter to a supplier regarding measurements and distortion of a joint.
View original record 1262 Rm/Gry.1/MH. 28th. April, 1939. J.A.Daniell, Esq., Messrs. Hardy Spicer & Co. Ltd., Witton, BIRMINGHAM. Dear Mr. Daniell, We have measured up the joint we brought back and find that the average…

scan0111 Letter to Delco-Remy & Hyatt Ltd. requesting three New Departure Seal Bearings for immediate test.
View original record 1153 ? γ c. Roy. Rm/Gry.4/MH. 5th. May, 1939. Messrs. Delco-Remy & Hyatt Ltd., 111, Grosvenor Road, LONDON, S.W.1. Dear Sirs, Can you please let us have for immediate test, three New Departure Seal…

scan0112 Letter from Delco-Remy & Hyatt Ltd regarding the urgent supply of bearings for experimental purposes.
View original record 1153? ROLLER BEARINGS TELEGRAMS: DELRENHYAT SOWEST LONDON AND NEW DEPARTURE BALL BEARINGS TELEPHONES: VICTORIA 6242 (7 LINES) DELCO-REMY & HYATT LTD 111 GROSVENOR ROAD LONDON S.W.1. YOUR REF.…

scan0113 Trial and fitting of a new type of Propellor Shaft Centre Bearing following a failure.
View original record 1262 To HPS. from Rm/Gry. c. Rm/Wym. Rm/Gry.2/MH.8.5.39. PROPELLOR SHAFT CENTRE BEARING. In view of the failure of this unit on 9.B. we have decided to try a New Departure Seal Bearing to overcome the…

scan0114 Requesting a rig test on a propeller shaft centre bearing to compare grease retaining life.
View original record 1262. To HPS. from Rm/Gry. c. HPS/W.Bell. Rm/Gry.2/MH.12.5.39. PROPELLOR SHAFT CENTRE BEARING. We have decided to do a rig test with the remaining New Departure bearing. For this purpose will you…

scan0115 Letter to a supplier clarifying manufacturing tolerances for propeller shaft universal joint components.
View original record 1262 c. Rm/Gry. 12th. May 1939. Your ref. JAD.MW. BY.6/G. Messrs. Hardy Spicer & Co. Ltd., Birch Road, Witton, Birmingham. 6. Dear Sirs, Propeller Shaft - Universal Joints. With reference to your…

scan0116 Letter to Messrs. Hardy Spicer & Co. Ltd. regarding the sending of universal joint parts for inspection against a drawing.
View original record - 2 - 12th. May 1939. Messrs. Hardy Spicer & Co. Ltd., Birmingham. We are sending under separate cover trunnion and bearing block from one of our standard universal joints, together with a set of…

scan0117 The correct fitting position of the propeller shaft sliding joint.
View original record 1262 To HPS. from Rm/Gry. Rm/Gry.7/MH.6.6.39. PROPELLOR SHAFTS. It is very important on all the new cars that the sliding joint of the propellor shaft should be fitted at the front end of the rear…

scan0118 Instruction on fitting the sliding joint of the rear propeller shaft for B.V. B.50 & Silver Wraith models.
View original record 1262. To. HPS c. Rm/Gry. o. RHC/McLure. BY/CRL.2/E. 6.6.39. B.V. B.50. & SILVER WRAITH. PROPELLER SHAFT & UNIVERSAL JOINT. SECTION 6110. Kindly note, in accordance with verbal instructions from…

scan0119 Confirming a request to hand over a new propeller shaft bearing for endurance testing.
View original record 1262 To HPS/RH. from Rm/Gry. c. HPS/Bl. Rm/Gry.2/MH.24.6.39. PROPELLOR SHAFTS. This is to confirm our asking you to hand to W.Bell one of the new R.R. prop. shaft bearings with increased grease…

scan0120 Letter to Hardy Spicer & Co. Ltd. specifying the balance and run-out limits for divided propellor shafts.
View original record 126 2. Experimental Dept. Rm/FJH.1/MH. 27th. June, 1939. Messrs. Hardy Spicer & Co. Ltd., Witton, BIRMINGHAM. For the attention of J.A.Daniell, Esq. Dear Sirs, We have tested the two divided propellor…

scan0121 Letter to Messrs. Hardy Spicer & Co. Ltd. regarding the return of divided shafts for corrective treatment.
View original record Messrs. Hardy Spicer & Co. Ltd. -2- 27th. June, 1939. We have a number of these divided shafts which are in need of corrective treatment. We propose to return them one by one marked for Mr. Daniell's…

scan0122 Requesting the despatch of a B.V. propeller shaft to Messrs. Hardy Spicer & Co. Ltd. for re-balancing and straightening.
View original record 1262 To Hd/FC. from Rm/FJH. c. D/BP. Rm/FJH.2/MH.2/.27.6.39. Will you please despatch to Messrs. Hardy Spicer & Co. Ltd., Witton, Birmingham, marked for the attention of J.A. Daniell, Esq., the B.V.…

scan0123 Unbalance issues with rationalised chassis propellor shafts and supplier coordination.
View original record 1262. To By. from Rm/FJH. c. Da. c. RHC. c. By/NS. RATIONALISED CHASSIS PROPELLOR SHAFTS. We have been having some trouble recently with unbalance of the divided propellor shafts of rationalised…

scan0124 Instruction to return all shafts received for the fitting of new nose pieces with machining allowance and re-balancing.
View original record -2- Rm/FJH.3/MH,29.6.39. (3) Return all shafts which have already been received for the fitting of new nose pieces with machining allowance and rebalancing. Rm/FJH.

scan0125 Letter from Hardy Spicer & Co. regarding divided propeller shafts and revisions to the concentricity of midship bearing shafts.
View original record FJH 1262. HARDY SPICER & CO, LIMITED. TELEPHONE : BIRCHFIELDS 4504-9. 6 LINES TELEGRAMS & CABLES : AUTOJOINTS-BIRMINGHAM CODE : BENTLEY'S PHRAZE LONDON OFFICE 54, ST. THOMAS STREET LONDON. S.E.1…

scan0126 Internal memorandum regarding the ordering and specification of propeller shaft centre bearings.
View original record 1262. Hoof & 800b To HPS/RH. from Rm/Gry. c. BY/CRL. Rm/Gry.11/MH.30.6.39. PROPELLOR SHAFTS. 12.B.V. The centre bearing on this car should be a New Departure 88506 as fitted on 30.G.VII. As we have no…

scan0127 Request to add a balance tolerance note to the Intermediate Propeller Shaft drawing.
View original record 1262 [initials: JH] To: By/GRL. c. Rm/FJH. BY/NS3/MG.1.7.39 PROPELLER SHAFTS Please add the following note to the drawing of the Intermediate Propeller Shaft: "Out of Balance must not exceed 0.25 in…

scan0128 Brief review on the condition of the propellor shaft centre bearing G.C.D. 247 after a 90-hour test rig.
View original record 1262. To Rm/Gry. from HPS/Bl. FSH HPS/Bl.1/IG.3.7.39. PROPELLOR SHAFT CENTRE BEARING. G.C.D. 247. Herewith a brief review of the condition of the propellor shaft centre bearing G.C.D. 247., after 90…

scan0129 Decision that suppliers will deliver finished machined intermediate propeller shafts due to machining difficulties.
View original record [Handwritten top left] FJH 1262. [Handwritten top right] Have sent note to Hardy Spicer NP. [Handwritten signature across reference line] FJH To: Rm/FJH. RHC/WB. RHC/GMcC. RHC/GL. RHC/FC. Les. BY/GRL.…

scan0130 Letter to supplier Hardy Spicer & Co. Ltd. regarding unsatisfactory welding and machining of the intermediate propeller shaft.
View original record 1262. c. to Rm/FJH c. to By/NS BY.9/MG July 18th.1939 Messrs. Hardy Spicer & Co.Ltd. Birch Road, WITTON Birmingham Attention of J.A.Daniell Esq Dear Sirs, GB.4450 - Intermediate Propeller Shaft The…

scan0131 The improved lubrication of the propeller shaft centre bearing.
View original record PV/MS c. Rm. 1262 DA.14/G.19.7.39. B.5 and B.50. Please receive herewith :- G.CD.1464 Improved Lubrication of Propeller Shaft Centre Bearing. On the above scheme, to ensure a satisfactory grease seal,…

scan0132 Drawing for a propellor shaft for the over-hung pinion axle on the Ripple car.
View original record 1262 + 1023 To HPS/WSC. from Rm/Gry. Rm/Gry.2/MH.21.7.39. HErewith a drawing of the propellor shaft required for the over-hung pinion axle. We understand that you will fit this on the Ripple car now…

scan0133 Request to Hardy Spicer & Co. Ltd. for drawings of joints smaller than the 1300 type for use in an experimental rig.
View original record 1262 EXPERIMENTAL DEPARTMENT. Rm/Gry.14/JH. 11th. August, 1939. J.A.Daniell, Esq., Hardy Spicer & Co.Ltd., Birch Road, Witton, BIRMINGHAM.6. Dear Mr. Daniell, Could you send us drawings of the next…

scan0134 Proposal to use a gearbox with a single propeller shaft and the resulting body modifications.
View original record SECRET. 1262 (handwritten) Axle for 218 (handwritten) To Rm. from Ev. C. Rm/Grys (handwritten, struck through) Ev.10/EH.14.11.39. Re. Single Propeller Shaft. We have set out the proposal to use a…

scan0135 Letter to Hardy Spicer & Co. Ltd. inquiring about a propeller shaft design seen on American cars.
View original record 1262. Experimental Dept. Rm/FJH.2/MH. 12th. March, 1940. Messrs. Hardy Spicer & Co. Ltd., Birch Road, Witton, BIRMINGHAM. For the attention of J.A.Daniell, Esq. Dear Sirs, We notice that a number of…

scan0136 Mandating the fitting of isolated propellor shaft bearings to all production B.V. cars following experimental tests.
View original record 1262 To HPS/RH. from Rm. c. LA. Rm.3/MH.14.3.40. ISOLATED PROPELLOR SHAFT BEARINGS. Results of experimental tests have indicated that it is imperative that all production B.V. cars should be fitted…

scan0137 Letter from Hardy Spicer & Co. Ltd. discussing the transfer of spline from the propeller shaft to the gearbox.
View original record F.J.H. 1262 HARDY SPICER & CO., LIMITED. TELEPHONE: BIRCHFIELDS 4504-9. 6 LINES TELEGRAMS & CABLES: AUTOJOINTS BIRMINGHAM CODE: BENTLEY'S PHRAZE LONDON OFFICE 54-57 THOMAS STREET LONDON S.E.1…

scan0138 Confirmation memo regarding modifications to propeller shaft needle bearings and cages.
View original record 1262 To HPS. c. to HPS/RH. Rm/FJH.9/JH.21.3.40. Propellor Shaft Needle Bearings. This is to confirm that we have asked you to shorten two sets of 1350 type Hardy Spicer Universal Joint needles to…

scan0139 Letter to Hardy Spicer & Co. Ltd. regarding a propeller shaft sliding joint arrangement.
View original record Rm/FJH.10/JH. 28th. March, 1940. Messrs. Hardy Spicer & Co.Ltd., Birch Road, Witton, BIRMINGHAM,6. For the attention of J.A. Daniell, Esq. Dear Sirs, ✓ 1262 We thank you for your letter of the 14th.…

scan0140 Cross-section diagram of a gearbox shaft featuring an oil retaining thread.
View original record GEARBOX. OIL RETAINING THREAD.

scan0141 Letter from Hardy Spicer & Co. Ltd. discussing the arrangement of splines on a propeller shaft compared to a sketch provided by Rolls Royce.
View original record 12682 HARDY SPICER & CO. LIMITED. TELEPHONE: BIRCHFIELDS 4504-9. 6 LINES TELEGRAMS & CABLES: AUTOJOINTS BIRMINGHAM CODE: BENTLEY'S PHRAZE LONDON OFFICE 54, ST THOMAS STREET LONDON S.E.1 TELEPHONE: HOP…

scan0142 Drawing illustrating stress or flow lines in a T-shaped component.
View original record ",

scan0143 Blueprints for a modified propeller shaft for the Ripplet Chassis.
View original record To Rm c.c to Ev Fh 1262 Rm/HH 6/9.4.40. Ripplet Chassis Propellor Shaft Sec 6110 As requested by Ev, we have set out the Small Jointed Prop. Shaft for the above chassis, and attach herewith 2…

scan0144 Request to arrange for an isolated centre bearing to be fitted to a propeller shaft on a car.
View original record 1262. HPS. from Rm. c HPS/RH Rm/FD.2/JS.22.4.40. 10.B.5. Will you please arrange to have an isolated centre bearing fitted to the propeller shaft on the above car. Rm/FD.

scan0145 Requesting the handover of 12 sets of isolated propellor shaft bearing parts to Mr. Reid.
View original record HPS. from Rm. c. Mr. Reid. 1262 Rm.2/ML.24.4.40. Will you please hand to Reid 12 sets of isolated propellor shaft bearing parts which you have prepared and he will fit these to the cars which are now…

scan0146 Confirming the completion of 12 sets of rubber-mounted support brackets for Bentley V Production Cars.
View original record 1262 40207 To Rm. from HPS/CP. HPS/CP.6/SW.12.4.40. Rubber Mounted Supp: Brackets. Propeller Shaft Centre Bearing GCD. 1481. We have now completed 12 sets of the above parts for Bentley V Production…

scan0147 Project for a simplified propeller shaft centre bearing for the Senior Range.
View original record To Rm. c. to Rm/HH. [Text crossed out] Rm/F.J.H [Handwritten] 1262 [Handwritten] Ev.7/JH.30.5.40. Re Prop: Shaft Centre Bearing - Senior Range. PL.243. FJH [Handwritten signature] We have received…

scan0148 On a project for a simplified propeller shaft centre bearing for the Senior Range.
View original record 1262 To Rm. c. to Rm/HH. Ev.7/JH.30.5.40. Re Prop: Shaft Centre Bearing - Senior Range. PL.243. We have received from Rm/FJH. a project of a simplified scheme for the prop. shaft centre bearing for…

scan0149 Notes and calculations for propeller shaft specifications based on a formula from Vauxhall and Hardy Spicers.
View original record 1262 To Rm. c. to Rm/FJH. c. to Ev. c. to Ev/Tln. c. to Ev/JD. c. to Ev/DB. Rm/GB.4/JH.8.6.40. PROPELLOR SHAFTS. 30.5.39. Notes from M.Olley. The following information has been received from Vauxhall…

scan0150 Data sheet comparing propeller shaft specifications and performance for Cadillac, Studebaker, and Vauxhall vehicles.
View original record -2- Rm/GB.4/JH.8.6.40 Type. C to C length. D. t. Max. safe speed. r.p.m. Revs. Mile. Max. safe Road. speed. CADILLAC. 37 50 & 60 47.35 2 1/4 .083 5130 - - 37 75 & 85 56.45 3 .065 4900 3130 94 38 60…

scan0151 Shaft dimensions, speeds, end play reduction in trunnions, and testing suggestions.
View original record -3- Rm/GB.4/JH.8.6.40. This shaft was 2" dia. 48 1/2" long between centres and 0.065" thick. This gives a Hardy Spicer speed of 4360 r.p.m. and 4650 r.p.m. by Mechanics formula. The Mechanics formula…

scan0152 Schemes for a revised propeller shaft centre bearing for the Senior Range cars.
View original record 1262 To Rm. c. to Rm/HH. Ev.2/JH.13.7.40. re Prop. Shaft Centre Bearing. Senior Range. Attached to Rm/HH's. copy of this memo. is PL.283 which is a complete scheme for the revised rubber mounting of…

scan0153 Issues with propellor shaft vibrations on specific car models and suggesting potential solutions.
View original record 1262 Ev. from Rm. c. Rm/FJH. c. Rm/Wym. Rm.7/ML.9.9.40. PROPELLOR SHAFT VIBRATIONS. The propellor shaft vibrations are so bad on B.V. cars that we shall certainly have continual complaints from…

scan0154 Propeller shaft vibration problems on Senior Range cars with different wheelbases.
View original record Rm/F.J.H. Please discuss SECRET. Rm To Rm. from Ev. c. to Rm/FJH. c. to Rm/GB. c. to Ev/DB. c. to Ev/Tln. c. to Rm/Wym. 1262 Ev.10/JH.13.9.40. JFH re Prop. Shafts - Senior Range. We wish to state the…

scan0155 Report page investigating vehicle vibration, propeller shafts, and suspension issues.
View original record -2- Cont'd. 10 ft. 4 ins. 10 ft. 10 ins. 11ft. 1 in. 8. Insert of parallel incentre of frame cross 0 6 ins. 9 ins. 9. Wheels and tyres. 6.500 x 16 7.0 x 16 7 x 16. *Actually the prop. shafts of the…

scan0156 Analysis of propeller shaft vibrations, comparing different bearing support types and investigating frequency matching.
View original record -3- Ev.10/JH.13.9.40. prolonged experiments on Wolseley and M.G. cars. On the former, the centre bearing was held synetrically by a circular metallastic rubber, in the middle of a plate crossmember,…

scan0157 Precession angles and potential solutions for short wheelbase cars in the Senior Range.
View original record -4- Cont'd. It will be seen that the angle of precession with a free end B is twice that with a fixed end at B. We appreciate the serious nature of this trouble on the short wheelbase cars of the…

scan0158 Parts list for a simplified propeller shaft centre bearing mounting.
View original record 1262 See also N°37 - S - Prop: shaft general To Rm. from Rm/HH. c. S.W.1.A. (crossed out) Rm/HH.3/SW.2.10.40. Particulars given on this memo have not been issued. Senior Range. PL.283. Simplified…

scan0159 Parts list for a temporary propeller shaft mounting scheme and associated memo.
View original record - 2 - Sec.7000 (cont) K.206 Bolt - Bracket on Frame 4 Off K.4310 Nut " " " 4 " K.9008 L.Washer " " " 4 " Please note that the above parts are for the temporary scheme only, and instructions for the…

scan0160 Reference note to another file regarding matters of the 'SENIOR RANGE'.
View original record /1262 See also File No 37 re matters relating to the SENIOR RANGE. ******

scan0161 Deficiencies of U-bolt fitted joints for propeller shafts as expressed by Hardy Spicer.
View original record 1262 Rm/H. Will you ask Ev/Tln to let me see a drawing of this new type shaft. Rm To Rm. c. to Rm/FJH. c. to Ev. Propeller Shafts. Mr. Daniell of Hardy Spicer expresses dislike for U bolt fitted…

scan0162 Proposal for a shaft with a sliding joint in the gearbox, reference PL.344.
View original record 1262 To Rm. c. to Rm/HH. c. to Ev. Prop shafts General Ev/Tln.1/JH.18.9.40. PROP: SHAFT WITH SLIDING JOINT IN GEARBOX. PL.344 We attach herewith to Rm/HH's. copy the original of the above scheme. Two…

scan0163 Letter from Hardy Spicer & Co. Limited confirming their apparatus is ready to test propeller shafts and asking for an approximate delivery date.
View original record 1262 Hardy Spicer & Co. Limited. TELEPHONE: BIRCHFIELDS 4504-9 (6 LINES). TELEGRAMS & CABLES: AUTOJOINTS, BIRMINGHAM LONDON OFFICE: BUSH HOUSE. ALDWYCH. LONDON. W.C.2 TELEPHONE: TEMPLE BAR 8219 OUR…

scan0164 Deficiencies of U-bolt fitted joints for propeller shafts, with remarks from Hardy Spicer.
View original record 1262 To Rm. c. to Rm/FJH. c. to Ev. Propeller Shafts. Mr. Daniell of Hardy Spicer expresses dislike for U bolt fitted joints and says that they have not thought of producing them. We quote below his…

scan0165 Letter to Mr. Daniell of Hardy Spicers Ltd. arranging a meeting to discuss propeller shafts.
View original record 12/62 Propeller Shafts Rm.S/ML. 10.11.40. G.S.Daniell,Esq., Messrs Hardy Spicers Ltd., WITTON, Birmingham. Dear Daniell, I have to see Skinner of S.U's in the morning of next Wednesday, November 13th,…

scan0166 Letter concerning the return of propeller shafts and the issues they developed during service.
View original record 1262 Propellor shafts Rm.6/ML. 14.11.40. G.S.Daniell,Esq., Messrs Hardy Spicer Co.Ltd., WITTON. Birmingham. Dear Daniell, I anticipate that when you got back to the Factory on Wednesday and unloaded…

scan0167 Letter from Hardy Spicer & Co. regarding the testing and analysis of propeller shafts.
View original record Chassis. Propeller Shaft General file. Hardy Spicer & Co. Limited. TELEPHONE: BIRCHFIELDS 4504-9 (6 LINES) TELEGRAMS & CABLES AUTOTRANS, BIRMINGHAM LONDON OFFICE BUSH HOUSE ALDWYCH LONDON W.C.2…

scan0168 Letter from Hardy Spicer & Co. Limited regarding holding shafts pending further instructions.
View original record -2- REGISTERED OFFICE AND WORKS WITTON, The other shafts we propose to hold until we have had your views and instructions. Yours faithfully, p.p. Hardy Spicer & Co. Limited. J.A.Daniell Director.

scan0169 Dimensional chart for a universal joint assembly and its components.
View original record A LIMIT OF + OR - .010" IS ALLOWED ON ALL FINISHED DIMENSIONS UNLESS OTHERWISE SPECIFIED. TABLE 1: | | A | B | C | D | E | |---:|:---|:---|:---|:---|:---| | DWG. SIZE. | 1.1883 / 1.1880 | .124 / .123"…

scan0170 Letter to Messrs Hardy Spicer Ltd. concerning a problem with propeller shafts and requesting their return.
View original record Rm.11/ML. propellor shafts 1262 5.12.40. G.S.Daniel,Esq., Messrs Hardy Spicer Ltd., WITTON. Birmingham. Dear Daniell, Thank you for your letter on propellor shafts. The trouble we are experiencing…

scan0171 Programme proposal for the approval of modifications and durability testing on an Austin 8 vehicle.
View original record Rm/Wyman Please see me about this P To Rm. c. to Rm/FJH. c. to Rm/Wym. c. to Ev/DB. Aile SECRET. Rm/GB.1/JH.9.8.41. AUSTIN 8. 1262 Below we submit for approval a programme for the Austin 8. The…

scan0172 Driver complaints, the need for chassis modifications, and the postponement of further work.
View original record -2- Cont'd. complaints are made by drivers. This will shew us what parts in the chassis need modification to withstand poor servicing. We do not want to start on stage (2b) until we have finished the…

scan0173 Letter from Hardy Spicer & Co. Limited regarding varying torques and specifications for print RG2729.
View original record Car file Hardy Spicer & Co. Limited. TELEPHONE: BIRCHFIELDS 4504-9 (6 LINES) TELEGRAMS & CABLES: AUTOJOINTS, BIRMINGHAM LONDON OFFICE: BUSH HOUSE ALDWYCH LONDON W.C.2 TELEPHONE: TEMPLE BAR 8219 1262…

scan0174 Letter to Hardy Spicer & Co. Ltd. agreeing to a modification for two propeller shafts.
View original record 1262 1st September, 1941. Rm/GB.5/RH. Your ref: JAD/MMF. Messrs. Hardy Spicer & Co., Ltd., Birch Road, Witton, BIRMINGHAM. 6. Attention of Mr.A.Daniell. Dear Sirs, We thank you for your letter of the…

scan0175 The theory of loads and torques in a chassis propeller shaft.
View original record To Rm. c. to FJH. c. to EV/JD. (struck through) cc. to Ev/Tln. Handwritten: CMA Chassis prop. shaft general D/A 1262 Ev.10/JH.4.1.44. re Propeller Shaft - Chassis. Attached is the elementary theory of…

scan0176 Analysis of shaft loads, rocking couples, and vibration related to the drivetrain.
View original record It will be seen that on the driving fork the rocking couple varies between +- T1 tan B in 180°, and is zero in the plane of the shafts. The loads on the bearings of the input shaft vary accordingly,…

scan0177 Explaining the rocking couple in propeller shaft joints with diagrams and formulas.
View original record 1. THE ROCKING COUPLE _ PROPELLER SHAFT JOINTS DRIVING FORK IN PLANE OF SHAFT DRIVING FORK R T₁ B T₂ T₃ C₁ C₂ LOADS ON DRIVEN FORK C P F B T₂ P = T₁/2R AND F = P COS B T₂ = TORQUE IN PROP. SHAFT = 2FR…

scan0178 Analysis of forces, torques, and couples on propeller shaft joints and driving forks.
View original record 2. IF THE TWO PROPELLER SHAFT JOINTS ARE NOT IN THE SAME PLANE BUT AT 90°, THEN H = 2P . COS B T₃ = T₁ COS²B T₃ IS NOT UNIFORM OBVIOUSLY THIS ASSEMBLY MUST NOT BE USED DRIVING FORK AT 90° TO PLANE OF…

scan0179 Cover memo for the elementary theory of loads and torques in chassis propeller shafts from the Borg Warner Corp.
View original record 1262 To Rm. c. to FJH. c. to EV/JD. c. to EV/Tln. Ev.10/JH.4.1.44. re Propeller Shaft - Chassis. Attached is the elementary theory of the loads and torques in chassis propeller shafts as expounded by…

scan0180 Analysis of shaft rocking couples, bearing loads, and propeller shaft vibration in Senior Range Cars.
View original record It will be seen that on the driving fork the rocking couple varies between ± T1 tan B in 180°, and is zero in the plane of the shafts. The loads on the bearings of the input shaft vary accordingly,…

scan0181 Diagram and calculations for the rocking couple in propeller shaft joints.
View original record 1. THE ROCKING COUPLE _ PROPELLER SHAFT JOINTS DRIVING FORK IN PLANE OF SHAFT DRIVING FORK T1 R B T2 T3 C1 C2 LOADS ON DRIVEN FORK T1 F P C B T2 P = T1 / 2R AND F = P COS B T2 = TORQUE IN PROP SHAFT =…

scan0182 Study of forces and torques in propeller shaft joints and driving forks at different angles.
View original record 2. IF THE TWO PROPELLER SHAFT JOINTS ARE NOT IN THE SAME PLANE BUT AT 90°, THEN H = 2P. COS B COS B T₃ = T₁ COS²B T₃ IS NOT UNIFORM OBVIOUSLY THIS ASSEMBLY MUST NOT BE USED DRIVING FORK AT 90° TO…

scan0183 Universal Joints from Borg-Warner, including their potential use on the Cromwell and Bentley.
View original record 1262 Handwritten notes: Chassis Shop general prop To EV, Fld. c. to Rm. c. to FJH. c. to Wym. Ev.1/JH.8.1.44. re Universal Joints. I am enclosing herewith a lot of prints of Mechanics Universal Joints…

scan0184 Outlining the proposed new system for budgeting Experimental Expenditure.
View original record To E. from Hs/LS. c. BY. c. Lr. c. Rg. c. Rm. c.HPS. c. G/Rb. c. EJJ. We attach hereto an outline of the proposed new system for budgeting Experimental Expenditure. We hope to introduce it on August…

scan0185 Proposal to introduce a new system for costing experimental development work.
View original record COPY. COST OF EXPERIMENTAL DEVELOPMENT. We wish to introduce a system for costing development work which will at the same time:- (1) Give an account of the expenditure in a more useful form than at…

scan0186 Procedural document detailing the approval process and budgeting for major projects.
View original record -2- Major Projects. Before an experiment of a major nature, involving an outlay of more than £100 is commenced, an application form must be filled in and the approval of the General Manager obtained.…

scan0187 Experimental chassis project for combustion control by piston modification.
View original record c 14/9C K.F. H.S. File EXPERIMENTAL PROJECT - CHASSIS DATE 24/9/37 DESCRIPTION Combustion control by piston modification PURPOSE To improve the efficiency of push rod engines NEW OR MODIFIED APPARATUS…

scan0188 Experimental project to fit Bentley 50 Type non-servo brakes to a Bentley II chassis, using Lockheed front and Girling rear components.
View original record HPS. HS. SIRb. 12601 EXPERIMENTAL PROJECT - CHASSIS DATE 13/11/37. DESCRIPTION Bentley 50 Type non-servo brakes, to be fitted to a Bentley II - Lockheed front, Girling Rear. PURPOSE To see if the…

scan0189 Experimental project proposal for a Bentley chassis bearing test rig.
View original record 1261 25/30 EXPERIMENTAL PROJECT - CHASSIS BENTLEY. DATE 24/11/37 DESCRIPTION Bearing test rig. PURPOSE To enable us to deal with the various permutations & combinations of material & Casting methods…

scan0190 Experimental project to reduce the material cost of crankshaft forgings by using .4 carbon steel.
View original record EXPERIMENTAL PROJECT - CHASSIS 40/50 DATE 24/11/37 DESCRIPTION: Two crankshaft forgings. Maker test. Reduced Cost of Crankshaft forgings Packard type balance wt shaft in .4 Carbon PURPOSE: To reduce…

scan0191 Experimental project to test three crankshaft forgings in .4 carbon steel for a 25/30 Bentley chassis.
View original record EXPERIMENTAL PROJECT - CHASSIS: 25/30 BENTLEY. DATE: 24.11.37. DESCRIPTION: Three crankshaft forgings in .4 carbon steel. Make a test. PURPOSE: To reduce material cost. Saving £2.2.0 (See Rm2/R…

scan0192 Experimental project to make and test three crankshaft forgings from .4 carbon steel for a Bentley chassis.
View original record EXPERIMENTAL PROJECT - CHASSIS BENTLEY 25/30 DATE 24/11/39 DESCRIPTION: Three Crankshaft forgings in .4 Carbon steel. Make & test - PURPOSE: To reduce material cost - NEW OR MODIFIED APPARATUS…

scan0193 Experimental project for a four shoe brake on a Wraith front axle.
View original record NPS HS S/RGb. 1261 EXPERIMENTAL PROJECT - CHASSIS DESCRIPTION: Four shoe brake on Wraith Front Axle. PURPOSE: To reduce maximum pressure between lining & drum, which pressure is 100% greater on the…

scan0194 Experimental project to test two crankshaft forgings and a Packard-type balance weight shaft made from .4 carbon steel to reduce cost.
View original record HS 1261 EXPERIMENTAL PROJECT - CHASSIS 40/50 DATE: 24.11.37. DESCRIPTION: Two crankshaft forgings. Make a test. Reduced cost of crankshaft forgings. Packard type balance weight shaft in .4 carbon.…

scan0195 List of proposed designs that have not been started for various car models.
View original record 1261 COPY FOR FILES. 9.2.38 DESIGNS NOT STARTED. Wraith. Threaded shackle front and rear spring. B.3. } B.50. } Rear Dampers. B.3. Simplified governor unit. B.J. Steel dash. B.3. } B.50. } Central…

scan0196 Clarifying the authorisation process for manufacturing Test Tackle for Experimental Projects.
View original record E/Ltd. from Hs/LS. Rm. " Copy to EJJ. F.DODD SWDL Hs./LS.2/T26.2.38. 1261 PROJECT SHEETS. In the case of Experimental Projects involving the manufacture of Test Tackle, the question has arisen as to…

scan0197 Experimental parts fitted to chassis 4.EX.
View original record X4152 R.R. V.86A (100 T) (S.H 159. 11-8-20) G. 2800 To EFC. from RHC. c. to Hs. RHC4/LG2.12.20. X.3764. RE CHASSIS 4.EX. Will you kindly note, the following experimental parts have been fitted to the…

scan0198 Arranging a meeting to discuss minimising the cost of red number plates.
View original record R.R. 255B (100 T) (S.H. 89, 22-7-20) G 2769 X4152 F.R. Hm. Hs. for Mr Warwick. EP/Thn16/F5.1.21. RED NUMBER PLATES. With reference to L's memo. D/L18/B3.1.21 and Experimental Dept.'s memo.…

scan0199 The design and production method for a chassis patent number plate.
View original record To C.C. C. to Dr. C. to EFC. X.4152 BY/HEB2/DW.27/1/21. DASHBRACKETS & FOOTBOARDS - SEC: 7130.- CHASSIS PATENT NUMBER PLATE. ----------------- Kindly receive herewith 2 Blueprints of F.9134 - Patent…

scan0200 Design and manufacturing process for chassis patent number plates.
View original record X4152 To BY from DA. C. to RHO (1 print). C. to HS. C. to TR. DA5/CB8-3-21. RE CHASSIS PATENT NUMBER PLATE. We agree that it would be desirable to produce these number plates by a chemical process, in…

scan0201 The delayed fitting of a telegauge and the legal compliance of a number plate and tail lamp bracket.
View original record X4152 Da. from Hs. X3585 X2F96 X4152 Hs4/LG17.2.22. At the present time we have not a telegauge at the works at all. The car with this fitted is in London and will not be back until early next week.…

scan0202 The optimal placement of the oval nameplate, suggesting a move from the instrument board to the engine side of the dash.
View original record X4152 To BY. from Da. c. to CJ. c. to Wor. c. to Hs. c. to C. Da2/M29.4.22. GOSGAWK 11. OVAL NAMEPLATE ON INSTRUMENT BOARD. -X.435- X.4219. X.4152. X.4067. Replying to your BY8/P26.4.22., Mr. Elliott…

scan0203 Design and materials for the Goshawk 11 rear number plate and tail lamp.
View original record To BY. from Da. c. to CJ. c. to Wor. c. to Hs. X4152 Dal/M19.5.22. GOSHAWK 11. REAR NUMBER PLATE AND TAIL LAMP. X.4152 X.4090. We send herewith N.sch.1278 shewing the tail lamp and number plate at the…

scan0204 Query regarding instructions for special number plates on Goshawk cars.
View original record Y4152 C. to Hs. EP/Thn4/H6.11.22. F.R. re. Special Number Plates for Goshawk Cars. We understand that R. has instructed a special number plate for Goshawk cars, to contain the total weight of the car…

scan0205 Report of a lost limited trade number plate from a 20 HP car.
View original record D/L. from Hs. L4152 Hs5/LG17.8.23. When we were taking a 20 HP. car to London just before the holidays, we lost the rear Number Plate. It was a limited trade number plate No.00043.CH. Will you please…

scan0206 Request for a further set of General Trade Licence Plates for production chassis testing.
View original record X4152 D/L. from Hs. Hs3/LG7.9.23. NUMBER PLATES. As we are at present running a 20 HP. and a 40/50 HP. production chassis for 10,000 miles, we require one further set of General Trade Licence Plates.…

scan0207 Process of exchanging old limited trade number plates for new ones and the associated logistics.
View original record V4152 Re - Limited Trade Number Plates. BP. Hm. Hs.✓ CHAT. D/L21/T12.2.24. We have arranged with the Borough Accountant that the existing square plates shall be returned to the Licence Office and in…

scan0208 Arranging for the despatch of number plates to an R.A.C. Agent in Southampton.
View original record X.4152 To BP. from Hs. c. to Chat. Hs1/LG5.7.24. We are sending into the Stores - 1 set of number plates - Will you please have these despatched to the R.A.C. Agent, Southampton. We are expecting Mr.…

scan0209 Despatch order for a set of chassis number plates to be sent to The Royal Automobile Club Representative in Southampton.
View original record R.R. 6158 (50T Sets.) (SE 593 13-3-18) MP 190185 WKS. ORDER No. CHASSIS No. Customer's No. Customer: The Royal Automobile Club Representative, Canute Road, Southampton. Owner's Name Customer's Order…

scan0210 Secret memo regarding the correct positioning of a front number plate.
View original record +C452 To Hs. from R. c. to CJ. DA. c. to E. BY. c. to EP. S E C R E T. R6/M23.10.24. E.A.C.11. RE. VISIT OF HS. TO WW. ON WEDNESDAY 22.10.24. FRONT NUMBER PLATE. X. 8250 X.4252. The front number plate…

scan0211 Instructing Stores to despatch a set of General Trade Number Plates to Barkers (Coachbuilders).
View original record 4152 Mr. Pope from Hs. c. to Mr. Chatwin Stores. Hs1/LG26. 5. 25. We are sending into the Stores :- 1 set of General Trade Number Plates No. 064-CH. Will you please have these despatched to :- Mr.…

scan0212 Works order for the despatch of a set of General Trade Number Plates.
View original record R.R. 615B (50T Sets.) (SE 552 13-3-18) MP 190135 No Hives X.4152 77406 26th. May 1925 WKS. ORDER No. CHASSIS No. Customer's Order No. HS1/LG20.5.25. Customer's No. Owner's Name Customer Messrs. Barker…

scan0213 Concerning the fixing of back number plates on Phantom chassis.
View original record R.R. 493a (50 M) (D.D. 21. 12-23) J.H.L. EXPERIMENTAL REPORT. Expl. No. 44152 REF. Hs2/LG8.12.25. To EJ. from Hs. c. to BY. BACK NUMBER PLATES ON PHANTOM CHASSIS. The information we have as regards…

scan0214 The method of attaching back number plates on the Phantom model.
View original record R.R. 498A (50 M) (D.D. 91. 12-6-25) J.H.D. 4452 EXPERIMENTAL REPORT. Expl. No. REF: Hs2/LG19.12.25 To DA. from Hs. c. to BJ. BACK NUMBER PLATES ON PHANTOM. We attach memos. from Sales and our reply…

scan0215 Urgent request to order a transparent celluloid rear number plate for a 10-EX car from Barkers coachbuilders.
View original record X4152 To Roy/Ms. from Hs/Rn. Hs/Rn4/LG17.8.27. Please order for us from Messrs. Barkers, Coachbuilders :- One transparent celluloid rear number plate for 10-EX car. The size of plate is 4 3/4" wide by…

scan0216 Letter from a coachbuilder regarding an order for a transparent celluloid rear number plate.
View original record From BARKER & Co. (Coachbuilders), LTD. (By Appointment to H.M. THE KING AND H.R.H. PRINCE OF WALES,) Olaf Street, Latimer Road, Notting Hill. London, W.11. Telephones - { 6200-1-2 | 3-4 } PARK.…

scan0217 Letter to coachbuilders Messrs. Barkers regarding the correct dimensions for a rear number plate.
View original record xpl: Dept: X4152 HS/AJL1/LG. 24th. Aug. 1927. Messrs. Barkers, Coachbuilders, Olaf Street, Latimer Rd. Notting Hill, London W.11. Dear Sirs, RR. 10-EX. With reference to your CWW/W. of the 19th.inst.…

scan0218 Letter from coachbuilders Barker & Co. regarding order 69172 and the creation of a custom celluloid number plate.
View original record From BARKER & Co. (Coachbuilders), LTD. (By Appointment to H.M. THE KING AND H.R.H. PRINCE OF WALES,) Olaf Street, Latimer Road, Notting Hill. London, W.11. Telephones - { 6200-1-2 / 3-4 } PARK.…

scan0219 Letter to Parkers coachbuilders returning an unsuitable rear number plate and requesting a replacement with specific material instructions.
View original record X4152 Expl: Dept: Hs/AJL1/LG. 7th. Sept. 1927. Messrs. Parkers, Coachbuilders, Olaf St., Shepherds Bush, London W. Dear Sirs, We are returning to you under separate cover today the rear number plate…

scan0220 The despatch of an unsuitable number plate for the 10-EX car to a coachbuilder.
View original record X4152 To BP. from Hs. c. to Mt. Stores. Hs2/LG7.9.27. We are sending into the Stores for despatch to Messrs. Barkers, Coachbuilders, Olaf Street, Shepherds Bush, W :- 1 Number Plate CH.5877. Will you…

scan0221 Letter from coachbuilders Barker & Co confirming the dispatch of a celluloid number plate for Trials Car 10 EX.
View original record From BARKER & Co. (Coachbuilders), LTD. (By Appointment to H.M. THE KING AND H.R.H. PRINCE OF WALES.) Olaf Street, Latimer Road, Notting Hill. London, W.11. Telephones - { 6200.1-2 / 3-4 } PARK.…

scan0222 Design for a rear number plate and tail lamp, and a request for lamp holders for distribution.
View original record BY. Hs. from DA/EV. X4152 DA/EV3/M4.11.27. c. to HN. RE. EAC.14. REAR NUMBER PLATE. X.4152 X.8800 X.1357 We have sent Messrs. Jarvis & Son Ltd., Barker & Co.Ltd., and Hooper & Co.Ltd., a design for…

scan0223 Sending three lamp holders with shields for a rear number plate.
View original record DA/EV C. Hs. X4152 BY/Mtn8/K. 10. 11. 27. E.A.C.14. REAR NUMBER PLATE. Referring to your memo DA/EV3/M4.11.27., we are sending you under separate cover the three lamp holders complete with shield as…

scan0224 Requesting a GB plate from the R.A.C. for the 12-EX car for travel to France.
View original record W4152 To BP. from Hs/Rn. Hs/Rml/LG11.4.28. obtain Will you please/a GB. plate from the R.A.C. for 12-EX car. As this car will be ready to leave for France on Saturday, the matter is urgent. Hs/Rn.

scan0225 Mounting front wing stays, headlamps, and the front number plate for model 18-EX.
View original record X 4152 BY. from Da. c. BJ. Hs. DA2/MI.6.11.28. "SS" FRONT WING STAYS, HEADLAMPS, NUMBER PLATE, ETC. X7800 (struck through) X7390 X 4152 Herewith we send N. schemes 2761/2 shewing the proposed method…

scan0226 Note regarding vibration issues with a central third lamp and potential modifications to the bracket and number plate positioning.
View original record X4152 Hs. from DA. COPY OF WRITTEN NOTE. 'SS' THIRD LAMP ETC. X.7800 X.4152 Referring to the central third lamp which seemed to vibrate rather a lot. Do you know where the vibration was coming from?…

scan0227 Proposed method of carrying the tail lamp with a hinged number plate.
View original record BY. from DA. c. to Sg. Hs. X4152 DA5/M26.2.29. REAR NUMBER PLATE & TAIL LAMP. X.4152 X.7800 X.5800 Herewith we send N.sch.2844 shewing the proposed method of carrying the tail lamp with the hinged…

scan0228 Tests on front number plate visibility at various positions and distances, concluding with a legal compliance issue.
View original record X4152 TO EV. from Hs/AJL. c. to Ry. Hs/AJL.1/MJ.288/29. FRONT NUMBERPLATE. S.S. X4152. With reference to EV8/23.8.29 and N.Sch.2933, the following are the distances from the front number plate at…

scan0229 Extract from the Road Vehicles (Registration & Licensing) Regulations of 1924.
View original record Extract Road Vehicles (Registration & Licensing) Regulations. 1924. ------------------------------------------------------- 23. (1) The identification mark shall be exhibited on the front of, and on…

scan0230 The second page of a memorandum discussing non-compliance with regulations.
View original record -2- maximum permissible (c) will improve things, but still it does not comply with the regulations. HS/AJL.

scan0231 Official instructions for rear number plate placement on the Phantom and other models.
View original record E. FROM DA/EV. X4152 DA/EV3/M29.6.32. C. to BY. HS. C. 19-EX. With reference to HS/GWH3/KT21632., and E4/HP23632., the official instruction for the Phantom carrying 2 spare wheels at the rear is for…

scan0232 Instructing the fitting of new clutch springs, reducing clearance, and moving the number plate.
View original record Y4152. To RHC. from Hs/F.Dodd. Hs/FD.4/KT.12.8.32. Will you please fit a new set of clutch springs Hs.692 as supplied complete, and also, reduce the clear-ance between inner clutch plate and flywheel…

scan0233 Requesting the despatch of one set of trade number plates to Mr. Evans at Lillie Hall.
View original record X4152 To G/Mt. c. to D/BP. Hs/FD.2/KW.1.12.34. Will you please despatch 1 set of trade Number Plates to Lillie Hall, c/o. Mr. Evans. These are their property being returned. Hs/F.Dodd.

scan0234 Request to cast two number plates with specific details.
View original record To E:C. + 1259 Hs/FD.11/KW.10.7.35. Will you please have 2 Number Plates Cast as soon as possible - One for 1-S-1 - R.C.3054, and One for 2-S-1 - R.C.3055. Hs/FD.

scan0235 Request to have a rear number plate cast for Spectre 2.
View original record To RHC. X1259 Hs/FD.1/KW.6.9.35. 2-S-I. Will you please have 1. Rear Number Plate cast for Spectre 2, to RC.3055. Hs/F.Dodd.

scan0236 Request to despatch a set of trade plates to Lillie Hall, Fulham.
View original record X 1259 To D/BP. c. to G/Mt. Hs/CL.12/KW.19.11.35. Will you please despatch to Lillie Hall, Seagrave Road, Fulham, one set (2) of Rolls-Royce Trade Plates, No. 069 X.V. Hs/C.Lee.

scan0237 Request to cast one front number plate for chassis 36-EX, to specification RC-3695.
View original record X1259 To RHC. Hs/FD.10/JH.20.3.36. Will you please have 1 front number plate cast for 36-EX, to RC-3695. We shall not require a rear plate. Hs/F.Dodd.

scan0238 Request to Cornercroft Ltd. for a rear interior number plate for a Park Ward Phantom III Sedanca de Ville body.
View original record Exptl. Dept. Hs/FD.17/KW. 19th June, 1936. Messrs. Cornercroft Ltd., Ace Works, Queen Victoria Road, COVENTRY. Dear Sirs, Can you please supply us with one rear interior number plate to RC.4090, as…

scan0239 Official order for one Rear Interior Number Plate from Messrs. Cornercroft.
View original record X1259 To Roy. Hs/FD.18/KW.19.6.36. Will you please pass an official order to Messrs. Cornercroft for one Rear Interior Number Plate, RC.4090, in accordance with our letter Hs/FD.17/KW.19.6.36, a copy…

scan0240 Request to cast one front number plate for chassis 37-EX.
View original record x1259 To RHC. Hs/FD.1/KW.20.6.36. 37-EX. Will you please have one front number plate cast to RC.4090. We shall not require a rear plate. Hs/F.Dodd.

scan0241 Internal request to send an official order to Messrs. Cornercroft Ltd. for one interior number plate.
View original record 1259. To Roy. c. to G/JWH. Rm/FD.29/JH.9.4.37. Will you please send an official order to :- Messrs. Cornercroft Ltd., Age Works, Queen Victoria Works, Coventry. for one interior number plate…

scan0242 Request to despatch a set of trade number plates to Mr. H.S. Gerrish of Rawlence Cars Ltd.
View original record To G/Mt. c.c. to D/BP. 1259 Rm/FD.7/JH.29.5.37. Will you please despatch one set of trade number plates 114.CH. to :- Mr. H.S.Gerrish, Rawlence Cars Ltd., 43/4 Albemarle Street, London.W.1. O/N.54127.…

scan0243 Letter from the Experimental Dept. to Cornercroft Co. Ltd. requesting an interior number plate for a new body.
View original record Experimental Dept. Rm/FD.24/JH. 1259 24th June, 1937. Messrs. Cornercroft Co.Ltd., Ace Works, Queen Victoria Road, Coventry. Dear Sirs, Can you please supply us with an interior number plate for a new…

scan0244 Request to have one front number plate cast for chassis RC.5328.
View original record To HPS. 12059 Rm/FD.5/JH.25.6.37. 26-G-6. Will you please have one front number plate cast for the above chassis to RC.5328. Rm/F.Dodd.

scan0245 Request to place an official order with Messrs. Cornercroft for one interior number plate.
View original record To Roy. c. to G/JWH. 125/9 Rm/FD.25/JH.24.6.37. Will youmplease send an official order to Messrs. Corner-croft, Ace Works, Queen Victoria Road, Coventry, for one interior number plate - O/N.54127.…

scan0246 Requesting a covering order for one interior number plate from Cornercroft Ltd.
View original record To Roy. c. to G/JWH. 120/9 Rm/FD.10/JH.3.8.37. Will you please send a covering order to Messrs. Cornercroft Ltd., Ace Works, Queen Victoria Road, Coventry, for one interior number plate to RC.5447.…

scan0247 Request to cast a number plate to specification RC.5447 for use on Wraith 27-G-VI.
View original record To HPS. 1259 Rm/FD.8/JH.3.8.37. 27-G-VI. Will you please have one number plate cast to RC.5447 for use on Wraith 27-G-VI. Rm/FD.

scan0248 Request to Cornercroft Ltd. for an interior rear number plate for a new body.
View original record 1239 Experimental Dept. Rm/FD.6/JH. 3rd August, 1937. Messrs. Cornercroft Ltd., Acd Works, Queen Victoria Road, Coventry. Dear Sirs, Can you please supply us with an interior rear number plate for a…

scan0249 Request to have a front number plate cast for a car.
View original record HPS. 1259 Rm/FD.9/JH.14.10.37. 28.G.VI. Will you please have a front number plate cast to RC.56 27 for the above car. Rm/Std. 7P

scan0250 Order for letters and numbers to be placed with Messrs. Cornercroft Ltd.
View original record To Roy. from Rm/FD. c.c. G/JWH. x 125/9 Rm/FD.10/MH.14.10.37. Will you please order from Messrs.Cornercroft Ltd., Ace Works, Queen Victoria Road, Coventry, the letters and numbers RC.5627 for use in…

scan0251 Requesting one number plate to be cast for car RC.5930.
View original record To HPS. from Rm/FD. 1259. Rm/FD.3/MH.2.2.38. 29.G.6. Will you please have one number plate cast to RC.5930 for the above car. A rear alum plate is not necessary. Rm/FD,

scan0252 Request to place an official order with Cornercroft Ltd. for number plate characters.
View original record 1259 To Roy. c. to G/JWH. Rm/FD.9/JH.2.2.38. Will you please send an official order to Cornercroft Ltd. for the characters RC.5930. These are for fitting into a rear interior number plate. O/N.52436.…

scan0253 Request to Cornercroft Ltd. for the characters RC.5930 for fitting into an interior number plate.
View original record 1259. RM/FD.S/JH. 2nd. February, 1938. Messrs. Cornercroft Ltd., Ace Works, Queen Victoria Road, COVENTRY. Dear Sirs, We should be very grateful if you could let us have the characters RC.5930 for…

scan0254 Request to place an official order with Cornercroft Ltd. for characters for a rear interior number plate.
View original record 1259. To Roy. from Rm/FD. c. G/JWH. Rm/FD.5/MH.23.2.38. Will you please send an official order to Cornercroft Ltd. for the characters RC.5642. These are for fitting into a rear interior number plate.…

scan0255 Request to have one front number plate cast for chassis RC.5642.
View original record 8 125oc To HPS. from Rm/FD. Rm/FD.2/MH.23.2.38. 7-B-5. Will you please have one front number plate cast to RC.5642, for the above chassis. Rm/FD.

scan0256 Request to Cornercroft Ltd. for characters for interior number plates.
View original record 125a Rm/FD.6/MH. 23rd. February 1938. Messrs. Cornercroft Ltd., Ace Works, Queen Victoria Road, COVENTRY. Dear Sirs, We should be very grateful if you could let us have the characters RC.5642 for…

scan0257 Use of 'Duravistor' for rear number plates and condensation issues.
View original record 12591 To Roy/Alvey. Rm/FD.2/JH.19.3.38. re Duravistor. We are not interested in this for rear number plates, never having seen any signs of condensation. Rm/FD.

scan0258 Request to obtain characters RC.6101 for the rear interior number plate of an experimental car chassis.
View original record 1259. To Roy/from Rm/FD. c. Roy/Mr.Alvey. Will you please obtain the characters RC.6101 for use on Expl. car chassis No.RC.6101 for fitting into the rear interior number plate. Rm/FD.

scan0259 Cast front number plate for chassis RC.6101.
View original record 1259. To HPS. from Rm/FD. Rm/FD.1/AP.21.3.38 WXA.2. Will you please have one front number plate cast for the above chassis to RC.6101 Rm/FD.

scan0260 Request to obtain number plate characters 'RC.6137' from Messrs. Lucas for a Jaguar.
View original record 8 1259. To Roy/Mr.Alver. From Rm/FD. Rm/FD.3/MH.26.3.38. Will you please obtain from Messrs. Lucas the characters 'RC.6137' for fitting into a rear interior number plate on the Jaguar. o/n. 52476.…

scan0261 Request to have one front number plate cast for a Jaguar car.
View original record γ HOLT. 1259 To HPS. from Rm/FD. Rm/FD.4/MH.26.3.38. JAGUAR. Will you please have one front number plate cast for the above car to RC.6137. Rm/FD.

scan0262 Requesting registration characters from Messrs. Lucas & Co. for use on a rear interior number plate.
View original record 1259 To Roy. c. to G/JWH. Rm/FD.14/JH.15.6.38. Will you please obtain the Registration characters RC.6334 from Messrs. Lucas & Co. for use in a rear interior number plate. We should appreciate this as…

scan0263 Requesting a front number plate be cast for car RC.6334.
View original record 1259 To HPS. Rm/PD.15/JH.15.6.38. 1.B.50. Will you please have a front number plate cast to RC.6334 for the above car. Rm/FD.

scan0264 Set of Homo number plates with specific shapes for RC.7211.
View original record 1259 To Roy. c. to G/JWH. Rm/FD.6/JH.27.3.39. Will you please obtain a set of Homo number plates to RC.7211. The rear plate to be square and the front oblong. O/N.52439. Rm/FD.

scan0265 Suggestion for a built-in rear number plate as a solution to legal requirements.
View original record 1259 By. from Rm. c. Ev. Rm2/R.6.4.39. REAR NUMBER PLATE. If the luggage flap is not folded down quite flat it is easy to see a built-in number plate or its equivalent. We suggest this as a solution…

scan0266 Confirming a telephone conversation and subsequent order for two sets of pressed aluminium number plates.
View original record 1259 To Roy. c. to G/JWH. Rm/FD.4/JH.1.5.39. Confirming our telephone conversation with Mr. Simpson will you please order 2 sets of Homo pressed Alum number plates to RC.7338 and RC.7339. The front…

scan0267 Request to obtain a set of 'Homo' number plates with specific dimensions.
View original record 1259 To Roy. c. to G/JWH. Rm/FD.8/JH.9.5.39. Will you please obtain 1 set of Homo number plates pressed Alum to RC.6840. Rear to be square front oblong. Rm/PD.

scan0268 Confirming an order for 'Homo' number plates for vehicle RC.7420.
View original record 1259. To Roy. from Rm/FD. c. c. JWH. Rm/FD.14/MH.23.5.39. Confirming our conversation with Mr. Simpson, will you please order one set of "Homo" number plates to RC.7420, the rear to be square and…

scan0269 Confirming a telephone conversation and requesting a set of number plates with specific shapes.
View original record 1259. To Roy. c. to G/JWH. Rm/FD.4/JH.8.6.39. Confirming our telephone conversation with Mr. Simpson, will you please obtain a set of Homo number plates to RC.7477. The rear to be square and the front…

scan0270 Request to obtain one oblong front number plate and a set of registration letters and numbers.
View original record 1259 To Roy. c. to G/JWH. Rm/FD.16/JH.14.6.39. Will you please obtain one oblong front number plate Homo type to GRA.270, also a set of registration letters and numbers to GRA.270 from Messrs.…

scan0271 Confirming a request to obtain pressed aluminium plates.
View original record 1259 To Roy. c. to G/JWH. Rm/FD.10/JH.23.6.39. This is to confirm our request to Mr. Simpson to obtain 4 Homo GB. pressed alum plates. O/N.52435. Rm/FD.

scan0272 The design and costings for the Bentley V rear number plate.
View original record Sg. Hs. Rm. 1259 BY.3/G.7.7.39. BENTLEY V. REAR NUMBER PLATE. The question of the rear number plate when discussed previously was confused by the idea that a built-in number plate could not be made to…

scan0273 Use of separate number plates for foreign versus English orders, arguing against them for the latter.
View original record - 2 - BY.3/G.7.7.39. Where for a foreign order a separate number plate is required, this of course can be fitted, but for English conditions the separate plate is quite out of date, ugly and increases…

scan0274 Approving the 'built-on' Cornercroft back numberplate for the Bentley V.
View original record 1259 By at IW! c. to Hs. c. to Rm. Hx2/IH.11.7.39. Bentley V. Rear Numberplate. Sg. has asked me to reply to BY.3/G.7.7.39. We quite agree the 'built-on' Cornercroft back numberplate is to be…

scan0275 The order of a front aluminium number plate.
View original record 1259. LES c. to G/JWH Rm/FD.3/KP 2.10.39 Will you please order one only front oblong pressed aluminium number plate to RC 7777. This is required for 33.G.7. O/N 52444 Rm/FD

scan0276 Order for letters and numbers for a built-in rear number plate for chassis 33.G.7.
View original record LES c. to G/JWH. 1259 Rm/FD.2/KP.2.10.39. Will you please order from Messrs. Cornerscroft Ltd. the letters and numbers RC 7777 for fitting into a rear built-in number plate. This is required for…

scan0277 Request to obtain letters and numbers RC.7846 from Messrs. Cornercroft for a built-in rear number plate.
View original record 1259 To Les. c. to G/JWH. Rm/FD.2/JH.6.11.39. Will you please obtain from Messrs. Cornercroft the letters and numbers RC.7846 for fitting into a built in rear number plate. O/N.52509. Rm/FD.

scan0278 Request to obtain one front number plate in pressed aluminium from Messrs. Homo Ltd.
View original record 1259 To Les. c. to G/JWH. Rm/FD.3/JH.6.11.39. Will you please obtain one front number plate in pressed alum from Messrs. Homo Ltd., to RC.7848. O/N.52509. Rm/FD.

scan0279 Request to obtain one pressed aluminum front number plate from Messrs. Homo Ltd.
View original record 1259 To Les. c. to G/JWH. Rm/FD.1/JH.15.11.39. Will you please obtain one front number plate in pressed alum from Messrs. Homo Ltd., to RC.7846. O/N.52509. Rm/FD.

scan0280 Requesting the procurement of a Homo alum pressed front number plate and registration letters from Messrs. Cornercrofts.
View original record 1259 To Les. c. to G/JWH. Rm/FD.4/JH.28.11.39. Will you please obtain 1 Homo alum pressed front number plate to RC.7854 also the registration letters and numbers RC.7854 from Messrs. Cornercrofts for…

scan0281 Letter from Specialloid Limited to Rolls Royce proposing their piston designs and listing other vehicle and aircraft manufacturers who use their products.
View original record HEAD OFFICE FRIERN PARK NORTH FINCHLEY LONDON N 12 SOLE MANUFACTURERS OF Specialloid PISTONS CHAIRMAN H. PLATFORD MANAGING DIRECTOR: H.N. BATES, A.M.I.M.E. ALL COMMUNICATIONS TO BE ADDRESSED TO THE…

scan0282 Letter from Specialloid Limited regarding satisfactory piston tests and offering their facilities for further engine testing.
View original record "2" July 27th 1934 Messrs. Rolls Royce Motors Ltd., In addition tests are proving satisfactory at, Messrs. Lagonda. Staines. British Salmson Engines,London. We have full facilities at our works for…

scan0283 Letter to Specialloid Limited regarding a drawing of a standard split skirt Bentley piston.
View original record 4236 Exptl. Dept. Hs/Rm.10/KW. 30th July, 1934. Messrs. Specialloid Limited, 125, Hurst Street, BIRMINGHAM. Dear Sirs, We thank you for your letter of July 27th. We send you herewith a drawing of our…

scan0284 Letter from piston manufacturer Specialloid Limited requesting further design details.
View original record HEAD OFFICE FRIERN PARK NORTH FINCHLEY LONDON N 12 SOLE MANUFACTURERS OF Specialloid PISTONS CHAIRMAN: J. H. PLATFORD MANAGING DIRECTOR: H. N. BATES, A.M.I.M.E. OUR REF DMC/TES. ALL COMMUNICATIONS TO…

scan0285 Letter from Specialloid Limited regarding experimental pistons and associated drawings.
View original record Y236 ALL COMMUNICATIONS TO BE ADDRESSED TO THE COMPANY ON AIR MINISTRY LIST 07834. SOLE MANUFACTURERS OF Specialloid PISTONS CHAIRMAN: J. H. PLAYFORD MANAGING DIRECTOR: H. N. BATES, A.M.I.M.E.…

scan0286 Letter from piston manufacturer Specialloid Limited regarding the design and performance of their pistons.
View original record ALL COMMUNICATIONS TO BE ADDRESSED TO THE COMPANY 26934. ON AIR MINISTRY LIST Specialloid LIMITED Metallurgists · Engineers · Founders Friern Park · North Finchley · N·12 SOLE MANUFACTURERS OF…

scan0287 Technical letter from Specialloid Limited discussing piston design, heat conduction, and clearances.
View original record SPECIALloid LIMITED Friern Park North Finchley. N.12. -2- Messrs. Rolls Royce, Ltd., 22nd September, 1934. purposes its original shape under working loads and that undue stresses will not be set up at…

scan0288 From Specialloid Limited detailing piston manufacturing and the properties of Specialloid Y alloy.
View original record Specialloid LIMITED Friern Park, North Finchley, N.12. -3- Messrs. Rolls Royce, Ltd., 22nd September, 1934. ance unless the external lands are machined to the correct shape. The direction of the…

scan0289 Letter from Specialloid Limited detailing the mechanical properties, manufacturing process, and performance of their Y alloy for piston purposes.
View original record Specialloid LIMITED Friern Park North Finchley. N.12. -4- Messrs. Rolls Royce, Ltd., 22nd September, 1934. includes two large electrically heated air circulating furnaces with Automatic Graph and time…

scan0290 Letter from Specialloid Limited detailing severe piston bench test conditions.
View original record Specialloid LIMITED Friern Park North Finchley, N.12. -5- Messrs. Rolls Royce, Limited, 22nd September, 1934. and we are now executing large orders for each of these three manufacturers. Specialloid…

scan0291 Letter from Specialloid Limited detailing piston testing procedures and performance.
View original record Specialloid LIMITED Friern Park - North Finchley. N.12. -6- Messrs. Rolls-Royce, Limited, 22nd September, 1934. temperature towards the end of the test rises to 110° centrigrade which you will agree…

scan0292 Report from Specialloid Limited detailing piston wear measurements after 53,990.4 miles.
View original record Specialloid LIMITED Friern Park North Finchley. N.12. -/- Messrs. Rolls-Royce, Limited, 22nd September, 1934. Pistons fitted 23rd May, 1934. Pistons removed 30th April, 1934. TOTAL MILEAGE:…

scan0293 Letter from Specialloid Limited detailing three-quarter section samples for Invicta, Buick, and Delage engines.
View original record Specialloid LIMITED Friern Park North Finchley, N.12. -8- Messrs. Rolls Royce, Ltd., 22nd September, 1934. The remaining three samples are three-quarter sections:- 1 to our reference I.19 suitable for…

scan0294 Letter to Specialloid Limited returning sample pistons and requesting a weight estimate.
View original record Exptl. Dept. Hs/Rn. 7/KW. 24th September, 1934. Messrs. Specialloid Limited, Friern Park, North Finchley, LONDON, N.12. Dear Sirs, Thank you for your letter of the 22nd inst. and for the sample…

scan0295 Letter from Specialloid Limited regarding the Alumilite treatment process for pistons.
View original record ALL COMMUNICATIONS TO BE ADDRESSED TO THE COMPANY ON AIR MINISTRY LIST 27934. SOLE MANUFACTURERS OF Specialloid PISTONS Specialloid LIMITED TELEPHONES: HILLSIDE 2233 5 LINES TELEGRAMS:…

scan0296 Piston treatment process to create a dense, porous oxide skin.
View original record Specialloid LIMITED Friern Park North Finchley, N.12. - 2 - Messrs. Rolls Royce, Ltd. 24.9.'34. 2. Owing to the porous nature of the hardened skin, it is possible to impregnate the surface with a…

scan0297 Letter from Specialloid Limited regarding the properties and testing of a treated Piston.
View original record Specialloid LIMITED Friern Park North Finchley, N.12. - 3 - Messrs. Rolls Royce, Ltd. 24.9.'34. skin is so thin, it is not possible to test the hardness by the usual methods, such as Brinell, Vickers,…

scan0298 Return of sample pistons to The Specialloid Piston Co.
View original record To D/BP. c. to Roy. c. to G/Mt. X Hs/Rm.1/KW. 27.9.34. We are sending into the Stores for return to The Specialloid Piston Co., Friern Park, North Finchley, N.12, sample Pistons. Hs/Rm.

scan0299 Letter from Specialloid Limited requesting clarification on piston design details to complete their drawing.
View original record 011034. R.Malletews ALL COMMUNICATIONS TO BE ADDRESSED TO THE COMPANY ON AIR MINISTRY LIST SOLE MANUFACTURERS OF Specialloid PISTONS CHAIRMAN J H PLAYFORD MANAGING DIRECTOR H N BATES, A.M.I.A.E.…

scan0300 Page 2 of a letter from Specialloid Limited concerning piston weight and arrangements for bench and road testing.
View original record Specialloid LIMITED Friern Park North Finchley. N.12. -2- Messrs. Rolls-Royce Ltd. 28.9.34. be in attendance during all the earlier bench and road tests carried out on our pistons. Our estimated…

scan0301 Engineering drawing for a Specialloid R88 piston for a 6-cylinder Bentley engine.
View original record SPECIALLOID PISTON R88 ROLLS-BENTLEY 6CYL ROLLS-ROYCE LTD ALL RING GROOVE WIDTH LIMITS ±.001/.002 82.55/3¼ DIA SEE LAND TABLE 75.75 DIA ±.10 68.5 DIA 1/8" FILLETS ON HEAD & SIDE OF WEBS FROM JOINT UP…

scan0302 Letter to Messrs. Specialloid Ltd. providing particulars regarding piston details and gudgeon pin specifications.
View original record Exptl. Dept. 3rd October, 1934. Hs/Mths.27/KW. Messrs. Specialloid Ltd., Friern Park, North Finchley, London, N.12. Your Ref: LPG/E.J/SERVICE. For attention of L.P.Gibson, Esq. Dear Sirs, In reply to…

scan0303 Letter from Specialloid Limited regarding the manufacture of pistons for test purposes.
View original record X1001 ALL COMMUNICATIONS TO BE ADDRESSED TO THE COMPANY ON AIR MINISTRY LIST 081034. SOLE MANUFACTURERS OF Specialloid PISTONS CHAIRMAN J. H. PLATFORD MANAGING DIRECTOR: H. N. BATES, A.M.I.M.E.…

scan0304 Advertisement for Specialloid Pistons highlighting their features and benefits.
View original record SPECIALLOID PISTONS Highest Power Output • Less Cylinder Wear • Very Low Oil Consumption All you want to know about Pistons is in our new catalogue—send for a copy now ★ Diamond finish in place of…

scan0305 Advertisement for 'The Universal Specialloid Piston' highlighting its alloy and oil consumption benefits.
View original record Outstanding Points in Design ALLOY SPECIALLOID Ltd. have evolved an Alloy which is the most successful ever used for auto-mobile pistons. The outstanding advantages are: 1. It has a low coefficient of…

scan0306 Letter to Specialloid Limited regarding the cost and testing schedule for experimental piston dies.
View original record X10D 1 Exptl. Dept. Hs/RM.15/KW. 8th October, 1934. Messrs. Specialloid Limited, Friern Park, North Finchley, London, N.12. Dear Sirs, Referring to your letter of September 28th and also to that of…

scan0307 Letter from Specialloid Limited concerning the supply of Specialloid Pistons and enclosing an R.88 drawing.
View original record ALL COMMUNICATIONS TO BE ADDRESSED TO THE COMPANY ON AIR MINISTRY LIST 231034. Specialloid LIMITED Metallurgists·Engineers·Founders Friern Park · North Finchley · N·12 SOLE MANUFACTURERS OF…

scan0308 Technical drawing of a Specialloid Y Alloy piston for a 6-cylinder engine.
View original record SPECIALLOID PISTON R88 ROLLS-BENTLEY 6 CYL. DRG No EB.025 ROLLS-ROYCE LTD SPECIALLOID Y ALLOY HEAT TREATED ALL RING GROOVE WIDTH LIMITS ± .002 .8255 (3 1/4) DIA SEE LAND TABLE .7575 DIA ± .10 68.5 DIA…

scan0309 Letter to Specialloid Limited discussing piston clearance issues and anodical treatment development.
View original record X1001 Exptl. Dept. Hs/Rm.14/KW. 23rd October, 1934. Messrs. Specialloid Limited, Friern Park, North Finchley, London, N.12. Your Ref: LPG/EJ/SERVICE. Dear Sirs, We thank you for your letter of the…

scan0310 Letter from Specialloid Ltd. discussing piston clearances, measurements, and testing.
View original record 291034. ALL COMMUNICATIONS TO BE ADDRESSED TO THE COMPANY ON AIR MINISTRY LIST Specialloid LIMITED Metallurgists-Engineers-Founders Friern Park·North Finchley·N·12 SOLE MANUFACTURERS OF Specialloid…

scan0311 Letter from Specialloid Limited regarding anodical surface treatment and oil impregnation.
View original record Specialloid LIMITED Friern Park, North Finchley, N.12. -2- Messrs. Rolls-Royce Ltd. 26.10.34. anodically treated and also for the surface to be impregnated with oil if this additional feature is…

scan0312 Letter to Specialloid Ltd. accepting pistons with suggested clearances on the condition that they are anodically treated.
View original record X1601 Exptl. Dept. Hs/Rm.22/KW. 30th October, 1934. Messrs. Specialloid Ltd., Friern Park, North Finchley, London, N.12. Dear Sirs, We thank you for your letter of October 26th. In view of your…

scan0313 Letter from Specialloid Limited confirming the supply of test pistons.
View original record X1001 051134. ALL COMMUNICATIONS TO BE ADDRESSED TO THE COMPANY ON AIR MINISTRY LIST SOLE MANUFACTURERS OF Specialloid PISTONS CHAIRMAN J. H. PLATFORD MANAGING DIRECTOR: H. N. BATES, A.M.I.M.E.…

scan0314 Letter confirming the dispatch date for six test pistons.
View original record X1001 ALL COMMUNICATIONS TO BE ADDRESSED TO THE COMPANY ON AIR MINISTRY LIST 081134. Specialloid LIMITED Metallurgists·Engineers·Founders Friern Park·North Finchley·N·12 SOLE MANUFACTURERS OF…

scan0315 Letter from Specialloid Limited regarding the testing and supply of R.88 pistons.
View original record 19135. ALL COMMUNICATIONS TO BE ADDRESSED TO THE COMPANY ON AIR MINISTRY LIST x1001 Specialloid LIMITED Metallurgists·Engineers·Founders Friern Park · North Finchley · N·12 SOLE MANUFACTURERS OF…

scan0316 Testing Specialloid Pistons in a Bentley engine, detailing performance, issues with knocking, and a subsequent piston seizure.
View original record L1001 11.2.35. Specialloid Pistons. We have now completed a test with Specialloid Pistons in Bentley and find that they do not give any improvement over Aerolite pistons as far as power is concerned.…

scan0317 Performance graph for Specialloid Pistons, showing BHP and BMEP against RPM.
View original record SPECIALLOID PISTONS UNIT: - TEST RIG UNIT STANDARD CYLINDER HEAD 1.400 DIA INLET VALVE 1.300 DIA EXHAUST VALVE COMPRESSION RATIO 6.42 : 1 OPEN EXHAUST NO AIR SILENCER B.H.P. R.P.M. B.M.E.P. (LBS □)…

scan0318 The trial of Bentley pistons submitted by Specialloid Limited, detailing issues found during testing.
View original record X100 1 Exptl. Dept. Hs/Rm.14/KW. 13th February, 1935. Messrs. Specialloid Limited, Friern Park, North Finchley, London, N.12. Dear Sirs, We have now run the set of pistons which you submitted to us…

scan0319 Letter to Specialloid Ltd. regarding the testing of pistons and the despatch of two sets.
View original record X1254 Exptl. Dept. Hs/Wths.10/KW. 22nd April, 1936. Messrs. Specialloid Ltd., Friern Park, North Finchley, LONDON, N.12. For the attention of Mr. R.E. Scott. Dear Sirs, With reference to Mr. Scott's…

scan0320 Letter to Specialloid Ltd. regarding pistons and the inability to carry out tests due to work pressures.
View original record 1256 1257 Rm/Mths.3/JH. 23rd April, 1937. Messrs. Specialloid Ltd., Friern Park, North Finchley, London.N.12. For the attention of Mr.C.F.Russell. Dear Sirs, Many thanks for your letter of the 12th.…

scan0321 Letter from Specialloid Limited regarding a delay in piston tests and a request for drawings.
View original record 1254. SOLE MANUFACTURERS OF Specialloid PISTONS Specialloid LIMITED Friern Park · North Finchley London · N·12 ON AIR MINISTRY, WAR OFFICE AND ADMIRALTY LISTS DIRECTORS: J.H.PLATFORD, CHAIRMAN.…

scan0322 Letter to Specialloid Ltd. regarding the supply of piston drawing E60632 for a 4¼ litre Bentley and declining to test their solid skirt type pistons.
View original record 1254 RM/Mths.15/MH. 30th. August 1937. Messrs. Specialloid Ltd., Friern Park, North Finchley, London, N.12. For the attention of Mr. C.F.Russell. Dear Sir, With reference to your letter of the 25th.…

scan0323 Letter from Specialloid Limited regarding piston designs and drawings for a 4 1/4 litre Bentley.
View original record 1254 08987 SOLE MANUFACTURERS OF Specialloid PISTONS Specialloid LIMITED Friern Park · North Finchley London · N·12 TELEPHONES: HILLSIDE 2233 7 LINES TELEGRAMS: "SPECIALLOID LONDON" DIRECTORS: J. H.…

scan0324 Letter from piston manufacturer Specialloid seeking clarification on piston specifications for Bentley and Rolls Royce models.
View original record 1254. SOLE MANUFACTURERS OF Specialloid PISTONS Specialloid LIMITED Friern Park . North Finchley London . N.12 TELEPHONES: HILLSIDE 2233 7 LINES TELEGRAMS: "SPECIALLOID . LONDON" DIRECTORS: J. H.…

scan0325 Letter to Specialloid Ltd. clarifying cylinder size, piston dimensions, and gudgeon pin fitment for a 4 1/4 litre Bentley.
View original record 1254 YOUR REF ASR/CWR. September 7th 1937 Rm/Mths.10/AP. Messrs Specialloid Ltd., Friern Park, North Finchley, LONDON N.12. For the attention of Mr.A.S.Robinson Dear Sirs, With reference to your…

scan0326 Letter to Specialloid Ltd. declining the use of their pistons for Bentley Motors service purposes due to a lack of extensive testing.
View original record Rm/Mths.13/MH. 30th. September 1937. Messrs. Specialloid Ltd., Friern Park, North Finchley, London. N.12. For the attention of Mr. H.R.Peters. Dear Sirs, With reference to your letter of the 24th.…

scan0327 Letter fragment discussing further designs of pistons and follow-up correspondence.
View original record 2. Rm/Mths.13/MH. further designs of pistons we shall as stated in our previous correspondence on this subject, get in touch with you immediately. Yours faithfully, for ROLLS-ROYCE LTD.

scan0328 Letter from Specialloid Limited requesting permission to fit their own brand of pistons into a Bentley and keep the guarantee valid.
View original record 1254 SOLE MANUFACTURERS OF Specialloid PISTONS Specialloid LIMITED Friern Park . North Finchley London . N.12 DIRECTORS: J. H. PLATFORD, CHAIRMAN. H. N. BATES, M.I.M.E., MANAGING DIRECTOR. C. F.…

scan0329 Letter to Specialloid Limited declining to guarantee a Bentley engine fitted with their non-standard pistons.
View original record 1234 Rml/R. 25th October, 1937. Specialloid Limited, Friern Park, North Finchley, LONDON. N.12. Dear Sirs, We note that you have now run your Bentley 10,000 miles, and wish to fit Specialloid pistons.…

scan0330 Letter from piston manufacturer Specialloid Limited to W. A. Robotham regarding fitting their pistons to a Bentley car.
View original record SOLE MANUFACTURERS OF Specialloid PISTONS Specialloid LIMITED Friern Park . North Finchley London . N·12 TELEPHONES: HILLSIDE 2233 7 LINES TELEGRAMS: "SPECIALOID" LONDON" DIRECTORS: J. H. PLATFORD,…

scan0331 Letter from Specialloid Limited to W. A. Rowbotham arranging a meeting with their designer in Derby.
View original record Specialloid LIMITED Friern Park · North Finchley, N.12. W. A. Rowbotham Esq. October 28th 1937. However, I think this matter could be best explained by our Designer and I should much appreciate it…

scan0332 Letter to Specialloid Limited regarding the testing of their pistons and clarifying guarantee terms.
View original record 1254 Rm4/R. 30th October, 1937. H. Bates, Esq., Specialloid Limited, Friern Park, North Finchley, N.12. Dear Sir, Thank you for your letter of October 28th. We shall be pleased to see your Chief…

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